# Time and Work MCQ Questions & Answers

Time and Work MCQs : This section focuses on the "Time and Work". These Multiple Choice Questions (MCQs) should be practiced to improve the Time and Work skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.

Question 1

A can do a work in 15 days and B in 20 days. If they work on it together for 4 days, then the fraction of the work that is left is :

A. 1/4
B. 1/10
C. 7/15
D. 8/15

Question 2

A can lay railway track between two given stations in 16 days and B can do the same job in 12 days. With help of C, they did the job in 4 days only. Then, C alone can do the job in:

A. 9(1/5) days
B. 9(2/5) days
C. 9(3/5) days
D. 10 days

Question 3

A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assisted by B and C on every third day?

A. 12 days
B. 15 days
C. 16 days
D. 18 days

Question 4

A alone can do a piece of work in 6 days and B alone in 8 days. A and B undertook to do it for Rs. 3200. With the help of C, they completed the work in 3 days. How much is to be paid to C?

A. Rs. 375
B. Rs. 400
C. Rs. 600
D. Rs. 800

Question 5

A is thrice as good as workman as B and therefore is able to finish a job in 60 days less than B. Working together, they can do it in:

A. 20 days
B. 22(1/2) days
C. 25 days
D. 30 days

Question 6

If 6 men and 8 boys can do a piece of work in 10 days while 26 men and 48 boys can do the same in 2 days, the time taken by 15 men and 20 boys in doing the same type of work will be:

A. 4 days
B. 5 days
C. 6 days
D. 7 days

Question 7

A can do a piece of work in 4 hours; B and C together can do it in 3 hours, while A and C together can do it in 2 hours. How long will B alone take to do it?

A. 8 hours
B. 10 hours
C. 12 hours
D. 24 hours

Question 8

A can do a certain work in the same time in which B and C together can do it. If A and B together could do it in 10 days and C alone in 50 days, then B alone could do it in:

A. 15 days
B. 20 days
C. 25 days
D. 30 days

Question 9

A does 80% of a work in 20 days. He then calls in B and they together finish the remaining work in 3 days. How long B alone would take to do the whole work?

A. 23 days
B. 37 days
C. 37.5 days
D. 40 days

Question 10

A can finish a work in 18 days and B can do the same work in 15 days. B worked for 10 days and left the job. In how many days, A alone can finish the remaining work?

A. 5
B. 5.5
C. 6
D. 8

Question 11

10 women can complete a work in 7 days and 10 children take 14 days to complete the work. How many days will 5 women and 10 children take to complete the work?

A. 3
B. 5
C. 7
D. Can not say

Question 12

4 men and 6 women can complete a work in 8 days, while 3 men and 7 women can complete it in 10 days. In how many days will 10 women complete it?

A. 35
B. 40
C. 45
D. 50

Question 13

P can complete a work in 12 days working 8 hours a day. Q can complete the same work in 8 days working 10 hours a day. If both P and Q work together, working 8 hours a day, in how many days can they complete the work?

A. 5(5/11)
B. 5(6/11)
C. 6(5/11)
D. 6(6/11)

Question 14

A and B can together finish a work 30 days. They worked together for 20 days and then B left. After another 20 days, A finished the remaining work. In how many days A alone can finish the work?

A. 40
B. 50
C. 54
D. 60

Question 15

X and Y can do a piece of work in 20 days and 12 days respectively. X started the work alone and then after 4 days Y joined him till the completion of the work. How long did the work last?

A. 6 days
B. 10 days
C. 15 days
D. 20 days

Question 16

A is 30% more efficient than B. How much time will they, working together, take to complete a job which A alone could have done in 23 days?

A. 11 days
B. 13 days
C. 20(3/17) days
D. None of these

Question 17

Sakshi can do a piece of work in 20 days. Tanya is 25% more efficient than Sakshi. The number of days taken by Tanya to do the same piece of work is:

A. 15
B. 16
C. 18
D. 25

Question 18

A, B and C can complete a piece of work in 24, 6 and 12 days respectively. Working together, they will complete the same work in:

A. 1/24 days
B. 7/24 days
C. 3(3/7) days
D. 4 days

Question 19

Ravi and Kumar are working on an assignment. Ravi takes 6 hours to type 32 pages on a computer, while Kumar takes 5 hours to type 40 pages. How much time will they take, working together on two different computers to type an assignment of 110 pages?

A. 7 hours 30 minutes
B. 8 hours
C. 8 hours 15 minutes
D. 8 hours 25 minutes

Question 20

A takes twice as much time as B or thrice as much time as C to finish a piece of work. Working together, they can finish the work in 2 days. B can do the work alone in:

A. 4 days
B. 6 days
C. 8 days
D. 12 days

Question 21

A and B can complete a work in 15 days and 10 days respectively. They started doing the work together but after 2 days B had to leave and A alone completed the remaining work. The whole work was completed in :

A. 8 days
B. 10 days
C. 12 days
D. 15 days

Question 22

A and B can do a piece of work in 30 days, while B and C can do the same work in 24 days and C and A in 20 days. They all work together for 10 days when B and C leave. How many days more will A take to finish the work?

A. 18 days
B. 24 days
C. 30 days
D. 36 days

Question 23

A works twice as fast as B. If B can complete a work in 12 days independently, the number of days in which A and B can together finish the work in :

A. 4 days
B. 6 days
C. 8 days
D. 18 days

Question 24

Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. What is the ratio between the capacity of a man and a woman?

A. 3:4
B. 4:3
C. 5:3

Question 25

A and B can do a work in 8 days, B and C can do the same work in 12 days. A, B and C together can finish it in 6 days. A and C together will do it in :

A. 4 days
B. 6 days
C. 8 days
D. 12 days

Question 26

A can finish a work in 24 days, B in 9 days and C in 12 days. B and C start the work but are forced to leave after 3 days. The remaining work was done by A in:

A. 5 days
B. 6 days
C. 10 days
D. 10.5 days

Question 27

X can do a piece of work in 40 days. He works at it for 8 days and then Y finished it in 16 days. How long will they together take to complete the work?

A. 13(1/3) days
B. 15 days
C. 20 days
D. 26 days

Question 28

A and B can do a job together in 7 days. A is 1(3/4) times as efficient as B. The same job can be done by A alone in :

A. 9(1/3) days
B. 11 days
C. 12.25 days
D. 16.33 days

Question 29

A and B together can do a piece of work in 30 days. A having worked for 16 days, B finishes the remaining work alone in 44 days. In how many days shall B finish the whole work alone?

A. 30 days
B. 40 days
C. 60 days
D. 70 days

Question 30

How long will Machine Y, working alone, take to produce x candles? I. Machine X produces x candles in 5 minutes. II. Machine X and Machine Y working at the same time produce x candles in 2 minutes.

A. I alone sufficient while II alone not sufficient to answer
B. II alone sufficient while I alone not sufficient to answer
C. Both I and II are not sufficient to answer
D. Both I and II are necessary to answer

Question 31

How many workers are required for completing the construction work in 10 days? I. 20% of the work can be completed by 8 workers in 8 days. II. 20 workers can complete the work in 16 days. III. One-eighth of the work can be completed by 8 workers in 5 days.

A. II and III only
B. I and III only
C. III only
D. Any one of the three

Question 32

(x-2) men can do a piece of work in x days and (x+7) men can do 75% of the same work in (x-10)days. Then in how many days can (x+10) men finish the work?

A. 27 days
B. 12 days
C. 25 days
D. 18 days

Question 33

10 boys can complete a work in 7 days and 10 girls take 14 days to complete the work. How many days will 5 boys and 10 girls take to complete the work ?

A. 13 days
B. 10 days
C. 7 days
D. 16 days

Question 34

10 men and 15 women together can complete a work in 6 days. It takes 100 days for one man alone to complete the same work. How many days will be required for one woman alone to complete the same work?

A. 215 days
B. 225 days
C. 235 days
D. 240 days

Question 35

10 people can build a wall in 12 days. Six people, each only half as efficient as those in the first group, will be able to complete 3/5 of such a wall in

A. 24 days
B. 20 days
C. 18 days
D. 25 days

Question 36

10 people can do a work in 30 days. How many days, can 15 people complete double the work?

A. 20
B. 25
C. 40
D. 45

Question 37

10 people could complete a task in 8 days. After 4 days, 2 of the workers left. How many days from then did it take to complete the task?

A. 7
B. 8
C. 6
D. 5

Question 38

10 persons can do a job in X days. If 20 persons with twice the efficiency can do the same job in 5 days, then find the value of X?

A. 40
B. 15
C. 20
D. 30

Question 39

10 women can do a piece of work in 6 days, 6 men can do same work in 5 days and 8 children can do it in 10 days. What is the ratio of the efficiency of a woman, a man and a child respectively?

A. 4 : 6 : 3
B. 4 : 5 : 3
C. 2 : 4 : 3
D. 4 : 8 : 3

Question 40

12 men can complete a work in 8 days. 16 women can complete the same work in 12 days. 8 men and 8 women started working  and worked for 6 days. How many more men are to be added to complete the remaining work in 1 day?

A. 8
B. 12
C. 16
D. 24

Question 41

12 men complete a work in 14 days. 5 days after they had started working, 3 men join them. How many more days will all of them take to complete the remaining work?

A. 5
B. 4
C. 3
D. 2

Question 42

12 men complete a work in 9 days. After they have worked for 6 days, 4 more men join them. How many days will they take to complete the remaining work ?

A. 2 days
B. 2.5 days
C. 2.25 days
D. 3 days

Question 43

12 men complete a work in 9 days. After they have worked for 6 days, 6 more men join them. How many days will they take to complete the remaining work?

A. 2
B. 3
C. 4
D. 5

Question 44

12 men or 30 boys can complete a work in 72 days. How many days will 48 men and 24 boys will take to complete the same work?

A. 20
B. 18
C. 15
D. 25

Question 45

16 men and 12 women can complete a work in 20 days. 18 women can complete the same work in 40 days. In how many days will 12 men 27 women complete the same work?

A. 16 days
B. 18 days
C. 19 days
D. 21 days

Question 46

16 women can do a piece of work in 10 days while 15 men can do the same work in 12 days. All men and all women work alternately starting with all men, then find the time taken by them to complete the whole work?

A. 10 5/2 days
B. 11 days
C. 11 2/5 days
D. 12 1/2 days

Question 47

18 men or 36 boys working 6 hours a day can plough a field in 24 days. In how many days will 24 men and 24 boys working 9 hours a day plough the same field ?

A. 9
B. 10
C. 6
D. 8

Question 48

2 men or 3 women can complete a job in 96 days. Then 6 men and 7 women will complete the same job in how many days?

A. 18
B. 27
C. 20
D. 24

Question 49

24 men can do a piece of work in 17 days.How many men will be able to do it in 51 days ?

A. 8
B. 10
C. 12
D. 6

Question 50

24 men can repair a road in 50 days. If they are joined by 16 more men, then in how much time (in days) the road can be repaired?

A. 28
B. 25
C. 32
D. 30

Question 51

28 Men and 52 women working together completes a work in 22.5 days. 35 men and 65 women working together on same work will complete it in how many days?

A. 16
B. 18
C. 19
D. 21

Question 52

3 men or 4 women can complete a job in 120 days. 12 men and 16 women will complete the same job in how many days?

A. 12
B. 14
C. 15
D. 18

Question 53

3 men, 4 women and 6 children can complete a work in 7 days. A woman does double the work a man does and a child does half the work a man does. How many women alone can complete this work in 7 days  ?

A. 6
B. 9
C. 5
D. 7

Question 54

30 men working 5 hours a day can do a task in 16 days. In how many days will 40 men working 6 hours a day do the same task?

A. 12 days
B. 10 days
C. 15 days
D. 18 days

Question 55

30 women do half of the total work in 30 days. How many more women will be required to complete the remaining work in 10 days?

A. 45
B. 30
C. 60
D. 80

Question 56

35 persons are engaged to complete a work in 60 days. After 32 days it is observed that only (2/5)th part of the work has been done. The number of persons to be engaged to complete the remaining work in the said period is

A. 20
B. 35
C. 30
D. 25

Question 57

4 men and 6 women can complete a work in 8 days, while 3 men and 7 women can complete it in 10 days. In how many days will 10 women complete it ?

A. 40 days
B. 36 days
C. 32 days
D. 34 days

Question 58

4 men can build a small house in 12 days. How long would it take for 6 men to build the same house?

A. 9 days
B. 8 days
C. 8.1 days
D. 8.2 days

Question 59

4 men can repair a road in 7 hours. How many men are required to repair the road in 2 hours ?

A. 17 men
B. 14 men
C. 13 men
D. 16 men

Question 60

4 workers working 6 hours per day can finish painting a wall in 21 days. If 7 workers work for 4 hours per day, in how many days will they be able to finish the same work?

A. 32
B. 24
C. 18
D. 28

Question 61

45 men or 60 boys can do a piece of work in 20 days. How many days will 15 men and 20 boys take to complete the work?

A. 23
B. 45
C. 30
D. 25

Question 62

45 men working 9 hours per day dig 40 m deep. How many extra men should be put to dig to a depth of 56 m working 7 hours per day ?

A. 36
B. 61
C. 48
D. 54

Question 63

48 people could complete a task in 17 days. After 6 days, 4 of the workers left. How many days from then will it take to complete the task?

A. 12
B. 13
C. 15
D. 16

Question 64

5 boys and 3 girls can together cultivate a 23 acre field in 4 days and 3 boys and 2 girls together can cultivate a 7 acre field in 2 days. How many girls will be needed together with 7 boys, if they cultivate 45 acres of field in 6 days?

A. 4
B. 3
C. 2
D. 1

Question 65

5 men and 3 boys can together cultivate a 23 acre field in 4 days and 3 men and 2 boys together can cultivate a 7 acre field in 2 days. How many boys will be needed together with 7 men, if they cultivate 45 acre of field in 6 days.

A. 6
B. 4
C. 2
D. 3

Question 66

50 men can build a tank in 40days, but though they begin the work together, 5 men quit every ten days. The time needed to build the tank is ?

A. 50 days
B. 48 days
C. 47.5 days
D. 49 days

Question 67

50 men can complete a work in 28 days. They started the work together, but at the end of each 10th day, 10 men left the job. The work was completed in how many days?

A. 36
B. 38
C. 40
D. 45

Question 68

6 boys and 8 girls can do job in 10 days , 26 boys & 48 women do work in 2 days. Find time taken by 15 boys and 20 girls to do same work ?

A. 2 days
B. 3 days
C. 4 days
D. 5 days

Question 69

6 carpenters make 96 windows in 16 days. If 8 carpenters work for 4 days how many windows will they make?

A. 16
B. 28
C. 36
D. 32

Question 70

6 men can complete a piece of work in 12 days. 8 women can complete the same piece of work in 18 days whereas 18 children can complete the piece of work in 10 days. 4 men, 12 women and 20 children work together for 2 days. If only men were to complete the remaining work in 1 day how many men would be required totally?

A. 38
B. 72
C. 36
D. 76

Question 71

70000 a year is how much an hour?

A. 80
B. 8
C. 0.8
D. 0.08

Question 72

9 girls working 7 hours a day can complete a piece of work in 15 day. In how many days can 6 girls working for 9 hours a day, complete the same piece of work?

A. 35/4 days
B. 17.5 days
C. 19 3/4 days
D. 37/3 days

Question 73

9 men and 12 boys finish a job in 12 days, 12 men and 12 boys finish it in 10 days. 10 men and 10 boys shall finish it in how many days ?

A. 15 days
B. 11 days
C. 14 days
D. 12 days

Question 74

9 women can complete a work in 50 days. If more 6 women were added to them, how many days before the work can be completed?

A. 30
B. 20
C. 15
D. 25

Question 75

A & B together finish a job in 24 days, while A, B & C together can finish the same job in 8 days. C alone will finish the job in

A. 12 days
B. 14 days
C. 16 days
D. 24 days

Question 76

A alone can do a work in 20 days. B is 125% more efficient than A. A and B started working and worked for 4 days. If C alone completed the remaining job in 22 days. How many days C alone takes to complete the entire job?

A. 30
B. 35
C. 40
D. 42

Question 77

A and  B can do  a piece of work in 30 days , while  B and C can do the same work in 24 days and C and A in 20 days . They all work together for 10 days when B and C leave. How many days more will A take to finish  the work?

A. 18 days
B. 24 days
C. 30 days
D. 36 days

Question 78

A and B can complete a piece of task together in 12 days while A alone can do it in 15 days. They start working together but A leaves 10 days before the completion of the task. For how many days did A and B work together?

A. 9
B. 10
C. 8
D. 11

Question 79

A and B can complete a piece of work in 10 days and 15 days respectively. B starts the work and is joined by A after 5 days. If they earn a total of Rs. 60, what are their individual shares?

A. Rs.24, Rs.36
B. Rs.30, Rs.30
C. Rs.20, Rs.40
D. Rs.25, Rs.35

Question 80

A and B can complete a task in 1.5 days. However, A had to leave a few days before the task wascompleted and hence it took 2 days in all to complete the task. If A alone could complete the work in2.625 days, how many days before the work getting over did A leave?

A. 1.125
B. 0.625
C. 0.375
D. 0.875

Question 81

A and B can complete a task in 12 days. However, A had to leave a few days before the task was completed and hence it took 16 days in all to complete the task. If A alone could complete the work in 21 days, how many days before the work getting over did A leave?

A. 7
B. 5
C. 9
D. 3

Question 82

A and B can complete a task in 40 days, B and C can complete it in 30 days while C aand A can complete the same task together in 24 days. How many days will each of A, B and C take to complete the task individually?

A. 48, 96 and 32
B. 32, 48 and 96
C. 60, 120 and 40
D. 40, 120 and 60

Question 83

A and B can complete a task together in 35 days. If A works alone and completes 5/7 of the task and then leaves the rest for B to complete by herself, it will take a total of 90 days to complete the task. How many days would it take A, the more efficient among the duo, to complete the entire work by herself?

A. 40
B. 45
C. 48
D. 42

Question 84

A and B can do a piece of work for Rs 1540. Find the difference between the wages of C and B for the same work If A can do the work in 12 days and B can do the same work in 8 days and with the help of C, A and B can do the same work in 2 days?

A. 980
B. 1232
C. 810
D. 1121

Question 85

A and B can do a piece of work in 18 days, B and C in 24 days, A and C in 36 days. Working together they can do the work in

A. 12 days
B. 13 days
C. 16 days
D. 26 days

Question 86

A and B can do a piece of work in 24 and 30 daysrespectively. Both started the work and worked for 6 days.Then B leaves the work and C joins and the remaining workis completed by A and C together in 11 days. Find the days in which C alone can do the work

A. 80
B. 100
C. 120
D. 130

Question 87

A and B can do a piece of work in 72 days. B and C can do it in 120 days and A and C can do it in 90 days. A alone can do it in:

A. 120 days
B. 130 days
C. 150 days
D. 100 days

Question 88

A and B can do a work in 4 hours and 12 hours respectively. A starts the work at 6 AM and they work alternately for one hour each. When will the work be completed?

A. 4 days
B. 5 days
C. 6 days
D. 7 days

Question 89

A and B can together complete a task in 18 hours. After 6 hours A leaves. B takes 36 hours to finish rest of the task. How many hours would A have taken to do the task if he worked alone?

A. 54
B. 45
C. 21
D. 27

Question 90

A and B can together do a piece of work in 10 days. If A works with twice of his efficiency and B works with an efficiency 1/3rd less than his efficiency, then the work gets completed in 6 days. In how many days can A and B do the work alone respectively?

A. 40/3, 40
B. 20/3, 20
C. 30, 20/3
D. 50/3, 25

Question 91

A and B can together do a piece of work in 6 days and A alone can do it in 9 days. The number of days B will take to do it alone is

A. 18 days
B. 24 days
C. 9 days
D. 12 days

Question 92

A and B do (3/5) th part of a work and the rest of the work is completed by C. If A, B and C take the same work for Rs 5000, then what is the share of C (in Rs)?

A. 3000
B. 2500
C. 2000
D. 1500

Question 93

A and B have to type a book together containing 120 pages. A takes 9 hrs to type 36 pages and B takes 5 hrs to type 40 pages. A typed first 60 pages alone and the last 60 pages were typed by A and B together. How much time (in hours) will be taken to type the complete book?

A. 24
B. 20
C. 12
D. 15

Question 94

A and B together can complete a piece of work in 12 days. They worked together for 5 days and then A alone finished the rest work in 14 days. A alone can complete the work in _____.

A. 24 days
B. 22 days
C. 20 days
D. 18 days

Question 95

A and B together can complete a task in 12 days. However, if A works alone, completes half the job and leaves and then B works alone and competes the rest of the work, it takes 25 days in all to complete the work. If B is more efficient than A, how many days would it have taken B to do the work by herself?

A. 18
B. 22
C. 20
D. 15

Question 96

A and B together can complete a work in 24 days. B alone does 1/3rd part ofthis work in 12 days. How many days will A alone take to complete the remaining work?

A. 24
B. 36
C. 48
D. 72

Question 97

A and B together can do a piece of work in 36 days, B and C together can do it in 24 days. A and C together can do it in 18 days. The three working together can finish the work in

A. 8 days
B. 16 days
C. 30 days
D. 32 days

Question 98

A and B together can do a piece of work in 40 days. A having worked for 20 days, B finishes the remaining work alone in 60 days. In How many days shall B finish the  whole work alone?

A. 60
B. 70
C. 80
D. 90

Question 99

A and B together can do a piece of work in 9 days. If A does thrice the work of B in a given time, the time A alone will take to finish the work is

A. 4 days
B. 6 days
C. 8 days
D. 12 days

Question 100

A and B together do a job in 12 days and A could do the job in 20 days if he worked alone. How many days would B take to do the job if he worked alone?

A. 30
B. 25
C. 24
D. 15

Question 101

A and B together do a job in 15 days and A alone could do the same job in 20 days. How many days would B take to do half the job if he worked alone?

A. 60
B. 30
C. 45
D. 40

Question 102

A and B together do a job in 6.75 days and A could do the job in 9 days if he worked alone. How many days would B take to do the job if he worked alone?

A. 27
B. 18
C. 24
D. 21

Question 103

A and B together finish a wor in 20 days.They worked together for 15 days and then B left. Afer another 10 days,A finished the remaining work. In how many days A alone  can finish the job?

A. 30
B. 40
C. 50
D. 60

Question 104

A and B undertake a piece of work for Rs. 250 . A alone can do that work in 5 days and B alone can do that work in 15 days . With the help of C, they finish the work in 3 days . If every one gets paid in proportion to work done by them, the amount C will get is

A. Rs.50
B. Rs.100
C. Rs.150
D. Rs.200

Question 105

A can build a wall in 16 days while B can destroy it in 8 days. A worked for 5 days. Then B joined with A for the next 2 days. Find in how many days could A build the remaining wall ?

A. 12 days
B. 14 days
C. 13 days
D. 16 days

Question 106

A can complete 9/10 part of a work in 31 days. After that, with the help of B he can complete the remaining work in 4 days. In how many days will  A and B together can complete that work ?

A. 36
B. 40
C. 42
D. 38

Question 107

A can complete a piece of work in 12 days and B is 60% more efficient than A. In how many days B will complete the same work  ?

A. 8.7 hrs
B. 5.2 hrs
C. 5 hrs
D. 7.5 hrs

Question 108

A can complete a task alone in 8 days, while B takes 12 days to do it by herself. Together with C it takes them 4 days to complete the work. If C and D together can complete the task in 15 days, then how many days will D need to complete the task by herself?

A. 36
B. 32
C. 40
D. 30

Question 109

A can complete a work in 12 days with a working of 8 hours per day. B can complete the same work in 8 days when working 10 hours a day. If A and B work together, working 8 hours a day, the work can be completed in --- days  ?

A. 51/24
B. 87/5
C. 57/12
D. 60/11

Question 110

A can complete a work in 20 days and B can complete the same work in 25 days. If both of them work together, then in 3 days what percent of the total work will be completed?

A. 9
B. 12
C. 25
D. 27

Question 111

A can do 1/2 of a piece of work in 8 days while B can do1/3of the same work in 8 days. In how many days can both do it together?

A. 9.6 days
B. 10.5 days
C. 11.2 days
D. 16 days

Question 112

A can do 1/3rd of a job in 3 days and B can do half of the job in 9 days. If they work on it together, then in how many days can they finish half of the job?

A. 4
B. 5
C. 6
D. 3

Question 113

A can do 1/3rd of a work in 5 days and B can do 2/5th of this work in 10 days. Both A and B, together can do the work in

A. 7 3/8 days
B. 8 4/5 days
C. 9 3/8 days
D. 10 days

Question 114

A can do 50% of the job in 16 days, B can do 1/4th of the job in 24 days. In how many days can they do 3/4th of the job working together?

A. 24
B. 9
C. 21
D. 18

Question 115

A can do 75% of a job in 18 days and B can do 25% of the job in 12 days. If they work on it together, in how many days can they do 75% of the job?

A. 16
B. 8
C. 20
D. 12

Question 116

A can do 75% of a job in 9 days and B can do half of the job in 8 days. If they work on it together, then in how many days can they do half of the job?

A. 40/7
C. 7/2
D. 9/2

Question 117

A can do a certain job in 12 days. B is 60% more efficient than A. Then B can do the same piece of work in

A. 8 days
B. 7.5 days
C. 6.4 days
D. 5.5 days

Question 118

A can do a certain work in the same time in which B and C together can do it.If A and B together could do it in 20 days and C alone in 60 days ,then B alone could do it in:

A. 20days
B. 40 days
C. 50 days
D. 60 days

Question 119

A can do a piece of work in 10 days and B can do it in 12 days. They work together for 3 days. Then B leaves and A alone continues. 2 days after that C joins and the work is completed in 2 days more. In how many days can C do it, if he works alone ?

A. 30 days
B. 50 days
C. 40 days
D. 60 days

Question 120

A can do a piece of work in 10 days and B in 12 days. With help of C, they finish the work in 4 days. In how many days C alone can do the same work?

A. 12
B. 15
C. 18
D. 24

Question 121

A can do a piece of work in 10 days, B can do it in 12 days and C can do it in 15 days. In how many days will A, B and C finish it, working all together?

A. 6 days
B. 5 1/4 days
C. 4 4/11 days
D. 4 days

Question 122

A can do a piece of work in 10 days, B in 15 days. They work together for 5 days, the rest of the work is finished by C in two more days. If they get Rs. 3000 as wages for the whole work, what are the daily wages of A, B and C respectively (in Rs):

A. 200, 250, 300
B. 300, 200, 250
C. 200, 300, 400
D. None of these

Question 123

A can do a piece of work in 15 days and B can do it in 16 days and C can do it 24 days. They started the work together and A leaves after 3 days and B leaves after 4 days from the beginning. How long will work lost ?

A. 10 2/3 days
B. 13 1/5 days
C. 12 2/3 days
D. 11 5/7 days

Question 124

A can do a piece of work in 18 days. He worked at it for 12 days and B finished the remaining work in 8 days. B alone can do the whole work in

A. 16 days
B. 24 days
C. 28 days
D. 29 days

Question 125

A can do a piece of work in 20 days and B in 15 days. With help of C, they finish the work in 5 days. C can alone do the work in

A. 5 days
B. 6 days
C. 10 days
D. 12 days

Question 126

A can do a piece of work in 21 days and B in 28 days. Together they started the work and B left after 4 days. In how many days can A alone do the remaining work ?

A. 14 days
B. 18 days
C. 21 deays
D. 16 days

Question 127

A can do a piece of work in 30 days. He works at it for 6 days and then B finishes it in 18 days. In what time can A and B together it ?

A. 14 1/2 days
B. 11 days
C. 13 1/4 days
D. 12 6/7 days

Question 128

A can do a piece of work in 6 days working 8 hours a day while B can do the same work in 4 days working 10 hours a day. If the work has to be completed in 5 days, so how many hours do they need to work together in a day?

A. 59/11
B. 48/11
C. 70/11
D. 65/11

Question 129

A can do a piece of work in 8 days and B can do it in 10 days seperately. How many days would it take for both A and B to finish the same work together?

A. 33/8
B. 40/9
C. 41/10
D. 42/11

Question 130

A can do a piece of work in 9 days while B can do it in 12 days. A and B together can do the work in

A. 5 1/7 days
B. 5 2/7 days
C. 6 1/7 days
D. 6 2/7 days

Question 131

A can do a work in 12 days and B in 24 days. If they work on it together for 4 days, then what fraction of work is left?

A. 1/3
B. 1/2
C. 1/4
D. 1/5

Question 132

A can do a work in 12 days while B can do it in 15 days. They undertake to complete it together for Rs. 450. what will be the share of A in this amount of money ?

A. Rs.200
B. Rs.240
C. Rs.250
D. Rs.300

Question 133

A can do a work in 15 days and B in 20 days. If they work on it together for 5 days, then what fraction of work is left?

A. 2/9
B. 3/10
C. 5/12
D. 1/4

Question 134

A can do a work in 15 days and B in 20 days. If they work on it together for 6 days, then what fraction of work is left?

A. 1/4
B. 2/9
C. 1/5
D. 3/10

Question 135

A can do a work in 15 days and B in 9 days. If they work on it together for 5 days, then what fraction of work is left?

A. 1/6
B. 3/7
C. 1/3
D. 1/9

Question 136

A can do a work in 16 days and B in 20 days. If they work on it together for 8 days, then what fraction of work is left?

A. 1/3
B. 1/6
C. 2/9
D. 1/10

Question 137

A can do a work in 20 days and B in 10 days. If they work on it together for 5 days, then what fraction of work is left.

A. 4/9
B. 1/4
C. 1/5
D. 2/9

Question 138

A can do a work in 20 days and B in 50 days. If they work on it together for 5 days, then what fraction of work is left?

A. 13/20
B. 1/3
C. 1/6
D. 2/9

Question 139

A can do a work in 21 days and B in 42 days. If they work on it together for 7 days, then what fraction of work is left?

A. 1/3
B. 1/4
C. 2/3
D. 1/2

Question 140

A can do a work in 24 days and B in 40 days. If they work on it together for 10 days, then what fraction of work is left?

A. 1/2
B. 1/3
C. 2/3
D. 3/4

Question 141

A can do a work in 24 days. B is 20% more efficient than A. If C can do the work in 10 more days than B, find the time taken by A and C together to complete the work.

A. 43/3 days
B. 40/3 days
C. 50/3 days
D. 41/2 days

Question 142

A can do a work in 36 days and B in 12 days. If they work on it together for 3 days, then what fraction of work is left?

A. 2/3
B. 1/3
C. 1/4
D. 1/5

Question 143

A can do a work in 36 days and B in 12 days. If they work on it together, then in how many days will they be able to do the work?

A. 8
B. 6
C. 10
D. 9

Question 144

A can do a work in 8 days, B can do the same work in 10 days and C can do the same work in 12 days. If all three of them do the same work together and they are paid Rs 7400, then what is the share (in Rs) of B?

A. 2600
B. 3000
C. 2400
D. 2000

Question 145

A can do a work in 9 days, B can do a work in 7 days, C can do a work in 5 days. A works on the first day, B works on the second day and C on the third day respectively that is they work on alternate days. When will they finish the work ?

A. [7 + (215/345)] days
B. [6 + (11/215)] days
C. [6 + (261/315)] days
D. [5 + (112/351)] days

Question 146

A can do as much work in 4 days as B can do in 5, and B can do as much work in 6 days as C in 7. In what time will C do a piece of work which A can do in a week ?

A. 10 5/24 days
B. 4 4/5 days
C. 6 8/15 days
D. 12 6/19 days

Question 147

A can finish a work in 15 days and B can do the same work in 12 days . B worked for 8 days and left the job .In how many days, A alone can finish the remaining work?

A. 6 days
B. 5 days
C. 4 days
D. 3 days

Question 148

A can finish a work in 18 days and B can do the same work in half the time taken by A. then, working together, what part of the same work they can finish in a day ?

A. Total work
B. One-fourth work
C. Half work
D. Two-third work

Question 149

A can finish a work in 18 days and B in 36 days. If they work on it together for 9 days, then what percent of work is left?

A. 33.3
B. 20
C. 75
D. 25

Question 150

A can finish a work in 7 days . B can finish the same work in 9 days . The days required to finish the work by both of them together.

A. 31/16
B. 47/16
C. 63/16
D. 79/16

Question 151

A can make a cupboard in 10 days and B can do it in 50 days. Along with C, they did the job in 6.25 days only. Then in how many days C alone can do the job?

A. 20
B. 25
C. 16
D. 15

Question 152

A can paint a house in 25 days and B can do it in 10 days. Along with C, they did the job in 6.25 days only. Then in how many days, C alone can do the job?

A. 50
B. 40
C. 30
D. 60

Question 153

A can paint a house in 42 days and B can do it in 21 days. Along with C, they can finish the job in 7 days only.C alone can do the painting job in how many days, ?

A. 9
B. 12
C. 14
D. 15

Question 154

A can paint a house in 45 days and B can do it in 15 days. Along with C, they did the job in 5 days only. Then, C alone can do the job in how many days?

A. 12
B. 9
C. 15
D. 8

Question 155

A can paint a house in 55 days and B can do it in 66 days. Along with C, they did the job in 12 days only. Then, C alone can do the job in how many days?

A. 24
B. 44
C. 33
D. 20

Question 156

A can write 32 pages in 6 hours and B can write 40 pages in 5 hours. If they write together, in how many hours they can write 110 pages ?

A. 7 hrs
B. 6 hrs 10 min
C. 5 hrs 25min
D. 8 hrs 15 min

Question 157

A canal of a village can be cleaned by 24 villagers in 12 days. The number of days in which 36 villagers can clean the canal is ?

A. 18
B. 8
C. 72
D. 16

Question 158

A carpenter can build a cupboard in 48 hours. After 12 hours he takes a break. What fraction of the cupboard is yet to be built?

A. 0.4
B. 0.5
C. 0.75
D. 0.25

Question 159

A certain job was assigned to a group of women to do it in 20 days. But 12 women did not turn up for the job and the remaining did the job in 32 days. The original number of women in the group was?

A. 36
B. 32
C. 22
D. 28

Question 160

A certain number of men agreed to do a work in 20 days. 5 men did not come for work. Others completed the work in 40 days. Find the number of men who had agreed to do the work originally.

A. 8
B. 10
C. 12
D. 15

Question 161

A constructor estimates that 4 people can paint Mr. Karthik's house in 6 days. If he uses 5 people instead of 4, how long will they take to complete the job ?

A. 3 days
B. 26/3 days
C. 13/4 days
D. 24/5 days

Question 162

A does 1/2 as much work as B and C does1/2as much work as A and B together. If C alone can finish the work in 40 days, then together all will finish the work in

A. 30 days
B. 40/3 days
C. 15 days
D. 16 days

Question 163

A does 30% of a work in 30 days. He then calls in B and they together finish the remaining work in 20 days. How long B alone would take to do the whole work?

A. 40 days
B. 80 days
C. 120 days
D. 20 days

Question 164

A does 50% of a work in 12 days. He then calls in B and they together finish the remaining work in 8 days. How long B alone would take to complete the whole work?

A. 12 days
B. 24 days
C. 36 days
D. 48 days

Question 165

A does 60% of a work in 15 days. He then calls B, and they together finish the remaining work in 5 days. How long B alone would take to do the whole work?

A. 25 days
B. 20 days
C. 80 days
D. 24 days

Question 166

A does 75% of a work in 25 days. He then calls in B and they together finish the remaining work in 5 days. How long B alone would take to do the whole work?

A. 50 days
B. 80 days
C. 24 days
D. 37.5 days

Question 167

A does 75% of a work in 50 days. He then calls in B and they together finish the remaining work in 10 days. How long B alone would take to complete the whole work?

A. 200 days
B. 50 days
C. 100 days
D. 125 days

Question 168

A does 80% of a work in 20 days. He then calls in B and they together finish the remaining work in 3 days. How long B alone would take to do the whole work?

A. 75 days
B. 37.5 days
C. 17.5 days
D. 35 days

Question 169

A does 80% of a work in 20 days. He then calls in B and they together finish the remaining work in 4 days. How long B alone would take to do the whole work?

A. 12.5 days
B. 100 days
C. 22.5 days
D. 35 days

Question 170

A does half as much work as Band C does half as much work as A and B together. If C alone can finish the work in 40 days, then together ,all will finish the work in  ?

A. 17 + 4/7 days
B. 13 + 1/3 days
C. 15 + 3/2 days
D. 16 days

Question 171

A garrison of 2000 men has provisions for 54 days. At the end of 15 days, a reinforcement arrives, and it is now found that the provisions will last only for 20 days more. What is the reinforcement ?

A. 1900
B. 2100
C. 1700
D. 2000

Question 172

A group of men can complete a job in K hours. After every 4 hours, half the number of men working at that point of time leave the job. Continuing this way if the job is finished in 16 hours, what is the value of K ?

A. 7 hrs
B. 7.5 hrs
C. 8 hrs
D. 8.25 hrs

Question 173

A group of workers was put on a job. From the second day onwards, one worker was withdrawn each day. The job was finished when the last worker was withdrawn. Had no worker been withdrawn at any stage, the group would have finished the job in 55% of the time. How many workers were there in the group?

A. 50
B. 40
C. 45
D. 10

Question 174

A is 1.5 times efficient than B therefore takes 8 days less than B to complete a work. If A and B work on alternate days and A works on first day, then in how many days the work will be completed?

A. 17
B. 19
C. 19.5
D. 21

Question 175

A is 30% more efficient than B. How much time will they, working together, take to complete a job which A alone could have done in 23 days  ?

A. 9 days
B. 11 days
C. 13 days
D. 15 days

Question 176

A is 50% more efficient than B. They together start the work and 7/12th of work is left after 8 days. Find in what time B alone will complete the whole work.

A. 36 days
B. 44 days
C. 50 days
D. 40 days

Question 177

A is thrice as productive as C. Together they can complete a job in 22.5 days. If B joins them after they have worked for 15 days then in how many days can they finish the rest of the job if B alone can do the job in 15 days?

A. 6
B. 3
C. 9
D. 2

Question 178

A is thrice efficient as B and C is twice as efficient as B. what is the ratio of number of days taken by A,B and C, when they work individually?

A. 2:6:3
B. 2:3:6
C. 1:2:3
D. 3:1:2

Question 179

A is twice as good as B and together they finish a piece of work in 16 days. The number of days taken by A alone to finish the work is

A. 20 days
B. 21 days
C. 22 days
D. 24 days

Question 180

A is twice efficient as B and together they do the same work in as much time as C and D together. If C and D can complete the work in 20 and 30 daysrespectively, working alone ,then in how many days A can complete the work individually:

A. 12 days
B. 18 days
C. 24 days
D. 30 days

Question 181

A laborer is engaged for 30 days on the condition that he receives Rs.25 for each day he works and is fined Rs.7.50 for each day is absent. He gets Rs.425 in all. For how many days was he absent ?

A. 10 days
B. 14 days
C. 11 days
D. 9 days

Question 182

A labourer can do a job in 50 hours. After 5 hours he takes a break. What fraction of the job is yet to be done?

A. 0.8
B. 0.5
C. 0.75
D. 0.9

Question 183

A man starts moving from a place A and reaches the place B in 26 hours. He covers 1/3rd of the distance at the speed of 4 km/hr and covers the remaining distance at the speed of 5 km/hr. What is the distance (in km) between A and B?

A. 45
B. 80
C. 120
D. 90

Question 184

A mason can build a wall in 18 hours. After 9 hours he takes a break. What fraction of the wall is yet to be built?

A. 0.9
B. 0.25
C. 0.5
D. 0.2

Question 185

A mason can build a wall in 70 hours. After 7 hours he takes a break. What fraction of the wall is yet to be built?

A. 0.9
B. 0.8
C. 0.5
D. 0.75

Question 186

A mother can do a certain job in x hours. Her daughter takes twice as long to do the job. Working together, they can do the job in 6 hours. How many hours does the mother take to do the job ?

A. 3
B. 6
C. 9
D. 12

Question 187

A new topic named Problem Solving was also introduced and it was decided that 10% time of all topics except Arithmetic will be devoted to it. What will be the central angle (in degrees) made by Problem Solving in the new pie chart?

A. 17.28
B. 18
C. 19.44
D. 36

Question 188

A painter can paint a fence in 24 hours. After 6 hours he takes a break. What fraction of the fence is yet to be painted?

A. 0.6
B. 0.2
C. 0.75
D. 0.8

Question 189

A piece of work can be done by 16 men in 8 days working 12 hours a day. How many men are needed to complete another work, which is three times the first one, in 24 days working 8 hours a day?

A. 24 men
B. 22 men
C. 23 men
D. 25 men

Question 190

A piece of work was finished by A, B and C together. A and B together finished 60% of the work and B and C together finished 70% of the work. Who among the three is most efficient?

A. A
B. B
C. C
D. None

Question 191

A school has 8 periods of 45 minutes each, every day. How long will each period be if the school has to have 9 periods everyday, assuming the working hours to be the same?

A. 40 min
B. 35 min
C. 30 min
D. 45 min

Question 192

A shopkeeper has a job to print certain number of documents and there are three machines P, Q and R for this job. P can complete the job in 3 days, Q can complete the job in 4 days and R can complete the job in 6 days. How many days the shopkeeper will it take to complete the job if all the machines are used simultaneously ?

A. 4/3 days
B. 2 days
C. 3/2 days
D. 4 days

Question 193

A single reservoir supplies the petrol to the whole city, while the reservoir is fed by a single pipeline filling the reservoir with the stream of uniform volume. When the reservoir is full and if 40,000 liters of petrol is used daily, the suply fails in 90 days.If 32,000 liters of petrol is used daily, it fails in 60 days. How much petrol can be used daily with out the supply ever failing?

A. 64000 liters
B. 56000 liters
C. 78000 liters
D. 60000 liters

Question 194

A take twice as much time as B or thrice as much time to finish a piece of work. Working together, they can finish the work in 2 days. B can do the work alone in  ?

A. 8 hrs
B. 12 hrs
C. 6 hrs
D. 4 hrs

Question 195

A take twice as much time as B or thrice as much time to finish a piece of work. Working together, they can finish the work in 2 days. B can do the work alone in ?

A. 3 hrs
B. 6 hrs
C. 7 hrs
D. 5 hrs

Question 196

A takes 24 day in completing a work alone. Time taken by A in completing 1/3rd of the work is equal to the time taken by B in completing half of the work. How many days will be taken in completing the work if both A & B start working together?

A. 21/3 days
B. 48 days
C. 40 days
D. 48/5 days

Question 197

A television show lasted for 4 2/3 hrs. If 1/5 th of the total time was spent on advertisements, what was the actual duration of the television show?

A. 14/15 hrs
B. 37/15 hrs
C. 4/5 hrs
D. 56/15 hrs

Question 198

A town having teenagers(boys & girls) of 5000 requires 150 litre of water per head. It has a tank measuring 20 m × 15 m × 5 m. The water of this tank will sufficient for ____ days.

A. 8
B. 6
C. 4
D. 2

Question 199

A work can be completed by 28 women in 36 days. If 4 women leave after working for 18 days, then how many days will be needed to complete the remaining work?

A. 24
B. 21
C. 27
D. 25

Question 200

A work which could be finished in 11 days was finished 4 days earlier after 4 more men joined. The number of men employed was ?

A. 7
B. 8
C. 9
D. 10

Question 201

A works twice as fast as B.If  B can complete a work in 18 days independently,the number of days  in which A and B can together finish the work is:

A. 4 days
B. 6 days
C. 8 days
D. 10 days

Question 202

A  field  can  be  reaped  by  12  men  or  18  women  in  14  days.  In  how  many  days  can  8  men  and  16 women reap it?

A. 26 days
B. 24 days
C. 9 days
D. 8 days

Question 203

A woman fills a bucket in 6 minutes. 1845 buckets have to be filled from 8 am. to 9:30 am. How many woman employees should be employed for this task?

A. 111
B. 117
C. 123
D. 139

Question 204

A, B and C are employed to complete a work in Rs. 784. If A and B together complete 23/28 of the work. Calculate the wages (in Rs.) paid to C?

A. 280
B. 140
C. 70
D. 56

Question 205

A, B and C can complete a piece of work in 24,6 and 12 days respectively.Working together, they will complete the same work in:

A. 1/24 days
B. 7/24 days
D. 4 days

Question 206

A, B and C can complete a task together in 10 days. A and B would need 12 days if only the two of them worked, while B and C would take 20 days if only the two of them worked. If B worked alone, how many days would she take to complete the task?

A. 30
B. 22
C. 45
D. 20

Question 207

A, B and C can complete a work in 10, 12 and 15 days respectively. All three of them starts together but after 2 days A leaves the job and B left the job 3 days before the work was completed. C completed the remaining work alone. In how many days was the total work completed?

A. 5
B. 6
C. 7
D. 8

Question 208

A, B and C can complete the work in 4, 5 and 6 hours respectively. If they all work together and receive Rs. 777 as wages then find the share of A.

A. Rs. 300
B. Rs. 315
C. Rs. 326
D. Rs. 175

Question 209

A, B and C can do a job working alone in 12, 16 and 24 days respectively. In how many days they can do the job if they worked together?

A. 16/3
B. 15/4
C. 17/3
D. 19/4

Question 210

A, B and C can do a job working alone in 50, 75 and 20 days respectively. They all work together for 4 days, then C quits. How many days will A and B take to finish the rest of the job?

A. 20
B. 30
C. 18
D. 24

Question 211

A, B and C can do a job working alone in 6, 9 and 18 days respectively. They all work together for 1 day, then A and B quit. How many days C working alone will take to complete the remainder of the job?

A. 9
B. 6
C. 12
D. 10

Question 212

A, B and C can do a piece of work in 24 days, 30 days and 40 days respectively. They began the work together but C left 4 days before the completion of the work. In how many days was the work completed?

A. 11 days
B. 12 days
C. 13 days
D. 14 days

Question 213

A, B and C can do a piece of work in 72, 48 and 36 days respectively. For first p/2 days, A & B work together and for next ((p+6))/3days all three worked together. Remaining 125/3% of work is completed by D in 10 days. If C & D worked together for p day then, what portion of work will be remained?

A. 1/5
B. 1/6
C. 1/7
D. 1/8

Question 214

A, B and C can do job in 9, 12 and 36 days respectively if they worked alone. A leaves after they have worked together for 3 days. In how many days can B and C do the rest of the job?

A. 3
B. 4
C. 5
D. 6

Question 215

A, B and C can finish a job working alone in 12, 8 and 24 days respectively. In how many days they can finish the job if they worked together?

A. 5
B. 6
C. 4
D. 3

Question 216

A, B and C can finish a job working alone in 20, 30 and 60 days respectively. They all work together for 1 day, then A and B quit. How many days C working alone will take to finish the remaining part of the job?

A. 60
B. 54
C. 6
D. 27

Question 217

A, B and C can together do a job in 9 days. C alone can do the job in 36 days. In how many days can A and B do 50% of the job working together?

A. 6
B. 12
C. 9
D. 15

Question 218

A, B and C together can complete a work in 25 days. If the ratio of efficiency of A, B and C is 15 : 10 : 6 respectively, then in how many days C alone can complete the same work?

A. 727/6
B. 725/6
C. 775/6
D. 745/6

Question 219

A, B and C together can finish a task in 12 days. A is twice as productive as B and C alone can do the task in 36 days. In how many days can A and B do the task if C goes on leave?

A. 10
B. 20
C. 15
D. 18

Question 220

A,B and C contract a work for Rs. 440. Together A and B are to do 9/11 of the work. The share of C should be:

A. 75
B. 90
C. 100
D. 80

Question 221

A,B and C together can finish a task in 7.5 days. C is thrice as productive as A and B alone can do the task in 15 days. In how many days can A and C do the job if B goes on leave?

A. 30
B. 10
C. 20
D. 15

Question 222

A,B,C together can do a piece of work in 10 days.All the three started workingat it together and after 4 days,A left.Then,B and C together completed the work in 10 more days.In how many days can complete a work alone ?

A. 25
B. 24
C. 23
D. 21

Question 223

Aadi can do a piece of work in 12 days alone, Bunny can do the same work in 16 days alone. After Aadi has been working for 5 days and Bunny for 7 days, Charan finishes it in 14 days. In how many days will Charan alone be able to do the work?

A. 96 days
B. 48 days
C. 24 days
D. 12 days

Question 224

Abhinav is 2 times as good a workman as Balwant and therefore is able to finish a job in 36 days less than Balwant. Working together, they can do it in

A. 12 days
B. 6 days
C. 18 days
D. 24 days

Question 225

Adam and Smith are working on a project. Adam takes 6 hrs to type 36 pages on a computer, while Smith takes 5 hrs to type 40 pages. How much time will they take, working together on two different computers to type a project of 120 pages?

A. 8 hrs 45 min
B. 8 hrs 42 min
C. 8 hrs
D. 8 hrs 34 min

Question 226

After working for 8 days, Arun finds that only 13 rd of the work has been done. He employs Akhil who is 60% as efficient as Arun. How many days more would Akhil take to complete the work?

A. 24.5 days
B. 26.6 days
C. 25 days
D. 20 days

Question 227

After working for 8 days, Hari Ram finds that only 1/3 rd of the work has been done. He employs Satya who is 60% as efficient as Hari Ram. How many days more would Satya take to complete the work ?

A. 24 1/2 days
B. 25 3/2 days
C. 24 2/3 days
D. 26 2/3 days

Question 228

Ajit is two times as good a workman as Badrinath and therefore is able to finish a job in 30 days less than Badrinath. Working together, they can do it in

A. 10 days
B. 30 days
C. 15 days
D. 20 days

Question 229

Akash is 3 times as good a workman as Baldev and therefore is able to finish a job in 40 days less than Baldev. Working together, they can finish it in _____.

A. 15 days
B. 60 days
C. 20 days
D. 10 days

Question 230

Akhilesh is two times as good a workman as Bansi and therefore is able to finish a job in 39 days less than Bansi. Working together, they can do it in

A. 13 days
B. 24 days
C. 26 days
D. 12 days

Question 231

Akka can bake 100 cakes in 20 hours, Akka and Tai together can bake 75 cakes in 10 hours. How many cakes Tai can bake in 20 hours?

A. 25
B. 50
C. 30
D. 75

Question 232

Amal is 5 times as good a workman as Bhairav and therefore is able to finish a job in 48 days less than Bhairav. Working together, they can do it in

A. 20 days
B. 5 days
C. 25 days
D. 10 days

Question 233

Amar can complete a work in 30 days and Raman can complete the same work in 15 days. If both of them work together, then in 4 days what percent of the total work will be completed?

A. 15
B. 37
C. 40
D. 45

Question 234

Amar can do a piece of work in 10 days. He works at it for 4 days and then Arun finishes it in 9 days. In how many days can Amar and Arun together finish the work ?

A. 4 days
B. 8 days
C. 3 days
D. 6 days

Question 235

Amar is 2 times as good a workman as Badal and therefore is able to finish a job in 15 days less than Badal. In how many days can they together complete the job?

A. 30 days
B. 40 days
C. 10 days
D. 20 days

Question 236

Amit can complete a work in 25 days and Punit can complete the same work in 20 days. Punit alone worked at it for 10 days and then left the work. In how many days will Amit alone complete the remaining work?

A. 10.5
B. 11.5
C. 12.5
D. 13.5

Question 237

Amit can do a piece of work in 45 days, but Bharath can do the same work in 5 days less, than Amit, when  working alone. Amit and Bharath both started the work together but Bharath  left after some days and Amit finished the remaining work in 56 days with half of his efficiency but he did the work with Bharath with his complete efficiency. For how many days they had worked together?

A. 6
B. 8
C. 9
D. 12

Question 238

An air conditioner can cool the hall in 40 miutes while another takes 45 minutes to cool under similar conditions. If both air conditioners are switched on at same instance then how long will it take to cool the room approximately ?

A. 18 minutes
B. 19 minutes
C. 22 minutes
D. 24 minutes

Question 239

An hour-long test has 60 problems. If a student completes 30 problems in 25 minutes, then the required seconds he has taken on average for computing each of the remaining problems is

A. 70 seconds
B. 50 seconds
C. 40 seconds
D. 30 seconds

Question 240

Anil can do a piece of work in 14 days which Rohit can do in 21 days. They worked together for few days after which Anil left. If Rohit worked alone for 3 days, find the total number of days it took to complete the whole work.

A. 31/5
B. 51/5
C. 21/5
D. 13/5

Question 241

Anil is twice as good as workman as Bimal and together they finish a piece of work in 9 days. In how many days will Anil alone finish the work?

A. 12.5
B. 11.5
C. 10.5
D. 13.5

Question 242

Arjun and Anurag complete a job in 6 days and 7 days respectively. They worked together and earned a total of Rs. 780. Find Arjun's share in this amount in Rs. ?

A. 490
B. 560
C. 350
D. 420

Question 243

Arun and Amit can do a piece of work in 9 days and 12 days respectively. If they work for alternate days and Amit starts the work first, then in how many days 35/36 parts of whole work will be completed?

A. 10 days
B. 12 days
C. 5 days
D. 8 days

Question 244

At Arihant Prakasham every book goes hrough 3 phases (or stages) typing, composing and binding. There are 16 typists, 10 composers and 15 binders. A typist can type 8 books in each hour, a composer can compose 12 books in each hour and a binder can bind 12 books in each hour. All of the people at Arihant Prakasham works for 10 hours a day and each person is trained to do only the ob of 1 category.How many books can be prepared in each day?

A. 1500
B. 1200
C. 1440
D. 1380

Question 245

Atul and Binay together complete a piece of work in 5 days. If Binay alone can complete the same work in 8 days, how many days Atul take to complete the same work alone?

A. 40/3 days
B. 20/3 days
C. 9 days
D. 10 days

Question 246

Atul can do a piece of work in 18 days, Aaravya is 50% more efficient than Atul. How much more time does Atul take than Aaravya to do the same piece of work?

A. 12
B. 6
C. 18
D. 10

Question 247

Azhar is 4 times as good a workman as Balaraj and therefore is able to finish a job in 45 days less than Balaraj. Working together, they can do it in:

A. 6 days
B. 18 days
C. 24 days
D. 12 days

Question 248

B does 50% of a work in 20 days. C joins B and they together finish the remaining work in 4 days. C alone can do the whole work in ____ days.

A. 10
B. 8
C. 12
D. 9

Question 249

B is thrice as efficient as A and C is 0.75 times as efficient as A. What is the ratio of number of days taken by A, B and C when they work individually?

A. 4:1:3
B. 3:1:4
C. 2:3:1
D. 5:1:2

Question 250

B would have taken 10 hours more than what A would have taken to complete a task if each of them worked alone. Working together they can complete the task in 12 hours. How many hours would B take to do 50% of the task?

A. 30
B. 15
C. 20
D. 10

Question 251

Badki can bake 45 cakes in 9 hours, Badki and Chutki together can bake 80 cakes in 10 hours. How many cakes Chutki can bake in 40 hours?

A. 125
B. 10
C. 120
D. 20

Question 252

Both A and B together can complete a work in 20 days and B alone can complete the same work in 36 days. In how many days will A alone complete the work?

A. 30
B. 50
C. 45
D. 42

Question 253

Brajen can paint a wall red in 10 hrs while Ballari can whitewash the wall completely in 12 hrs. If Brajen and Ballari work alternately for an hour each starting when the wall has just cement on it till when it is completely painted red, how many hours will it take to paint the entire wall red?

A. 109
B. 108
C. 120
D. 110

Question 254

A Contractor employed a certain number of workers  to finish constructing a road in a certain scheduled time. Sometime later, when a part of work had been completed, he realised that the work would get delayed by three-fourth of the  scheduled time, so he at once doubled the no of workers and thus he managed to finish the road on the scheduled time. How much work he had been completed, before increasing the number of workers?

A. 10 %
B. 14 ( 2/7 )%
C. 20 %
D. Can't be determined

Question 255

A contractor undertake to finish a certain work in 124 days and employed 120 men. After 64 days, he found that he had already done 2/3 of the work. How many men can be discharged so that the work may finish in time ?

A. 64
B. 62
C. 58
D. 56

Question 256

A contractor undertook to complete a piece of work in 120 Days and employed 140 men upon it. At the end of 66 days only half of the work was done,so he put on 25 extra men. By how much time did he exceed the specific time ?

A. 2 days
B. 3 days
C. 4 days
D. 5 days

Question 257

Ehsaan is twice as good a worker as Kamal and together they finish a piece of work in 29 days. In how many days will Kamal, working alone, finish the work?

A. 58
B. 70
C. 87
D. 116

Question 258

Five men and nine women can do a piece of work in 10 days. Six men and twelve women can do the same work in 8 days. In how many days can three men and three women do the work  ?

A. 18 days
B. 20 days
C. 16 days
D. 14 days

Question 259

Five men or ten women can complete a job in 20 days. In how many days can 3 men and 4 women complete it?

A. 10
B. 25
C. 15
D. 20

Question 260

Five women can do a work in 36 days. If the ratio between the capacity of a man and a woman is 3:1, then find how many days it will take 5 men to complete the same woek?

A. 12 days
B. 15 days
C. 18 days
D. 108 days

Question 261

Four pipes P,Q, R and S can fill a cistern in 20,25, 40 and 50 hours respectively.The first pipe P was opened at 6:00 am, Q at 8:00 am, R at 9:00 am and S at 10:00 am. when will the Cistern be full?

A. 4:18 pm
B. 3:09 pm
C. 12:15 pm
D. 11:09 am

Question 262

G is twice as fast as S in doing work. If G can do a work in 30 days less than S, how many days will they take to complete the work together?

A. 25
B. 20
C. 22
D. 15

Question 263

Ganesh, Ram and Sohan together can complete a work in 16 days. If Ganesh and Ram together can complete the same work in 24 days. The number of days Sohan alone takes, to finish the work is

A. 40
B. 48
C. 32
D. 30

Question 264

If 10 men take 15 days to complete a work. In how many days will 37 men complete the work?

A. 3 days
B. 4 days
C. 5 days
D. 6 days

Question 265

If 10 people can do a job in 20 days,then 20 people with twice the efficiency can do the same job in

A. 5 days
B. 10 days
C. 20 days
D. 40 days

Question 266

If 100 cat kill 100 .mice in 100 days, then 4 cats would kill 4 mice in how many days?

A. 4 days
B. 3 days
C. 40 days
D. 100 days

Question 267

If 15 persons can do a job in 30 days, then 30 persons with twice the efficiency can do the same job in how many days?

A. 7
B. 3.5
C. 5
D. 7.5

Question 268

If 2 men and 3 women can do a piece of work in 8 days and 3 men and 2 women in 7 days. In how many days can the work be done by 5 men and 4 women working together?

A. 3 days
B. 6 days
C. 4 days
D. 2 days

Question 269

If 34 men completed 2/5th of a work in 8 days working 9 hours a day. How many more man should be engaged to finish the rest of the work in 6 days working 9 hours a day ?

A. 101 men
B. 112 men
C. 102 men
D. 120 men

Question 270

If 5 men and 2 boys working together, can do four times as much work per hour as a man and a boy together. Find the ratio of the work done by a man and that of a boy for a given time  ?

A. 1:2
B. 1:3
C. 3:1
D. 2:1

Question 271

If 5 person together can make 5 mats in 5 hrs, then 10 person in 10 hours will make

A. 20 mats
B. 10 mats
C. 15 mats
D. 5 mats

Question 272

If A alone can do a job in 40 days then, in how many days can B alone do the job if together they can do the job in 8 days?

A. 15
B. 10
C. 20
D. 25

Question 273

If A and B together do a job in 7.5 days and if A could do the job in 10 days if he worked alone. How many days would B take to do the job if he worked alone?

A. 30
B. 40
C. 25
D. 50

Question 274

If A had worked alone he would have taken 63 hours to do the task. What is B's share, if A and B work together on a task finishing it in 36 hours and they get paid Rs 5,950 for it?

A. 3400
B. 3600
C. 2550
D. 2750

Question 275

If a soldier fires 7 shots from a gun in 12 minutes then find the total number of shots fired by the man in 3/2 hrs.

A. 45
B. 44
C. 46
D. 47

Question 276

If a young son works quickly for 2 hours and prepares 16 items in a day, and his old father works slowly for 8 hours and prepares 24 items in a day, which of the following is true?

A. The son has more energy
B. Both have equal energy
C. The son has more power
D. Both have equal power

Question 277

If A, B and C can do a job working alone in 12, 18 and 36 days respectively. They all work together for 2 day, then B quits. How many days will A and C take to finish rest of the job?

A. 9
B. 6
C. 3
D. 4

Question 278

If A, B and C together do a job in 4 days, A and C together do the job in 4.5 days and B and C together do the job in 12 days then in how many days can C alone do the job?

A. 36
B. 6
C. 18
D. 12

Question 279

If Data Interpretation and Modern Maths were taught for a combined time of 96 hours, then for how much time (in hours) were Number system and Geometrytaught?

A. 136
B. 184
C. 216
D. 232

Question 280

If Mr. Raghav taught a total of 500 hours, then what is the difference in number of hours of teaching algebra and modern Maths?

A. 15
B. 20
C. 25
D. 40

Question 281

If two flood gates A and B function simultaneously, the reservoir will be filled iu 6 hours. Gate A fills the reservoir 5 hours faster than gate B. How many hours does the faster flood gate take to fill the reservoir?

A. 7 hrs
B. 13 hrs
C. 5 hrs
D. 10 hrs

Question 282

Chutki can bake 30 cakes in 15 hours. Chutki and Badki together can bake 90 cakes in 30 hours. How many cakes Badki can bake in 10 hours?

A. 75
B. 20
C. 10
D. 60

Question 283

In a computer game, there are builders and destroyers. Together there are 20 of them. Some of them try to build a wall around a castle while the rest try to demolish it. Each of the builders can build the wall alone in 15 hours while any of the destroyers can demolish it in 10 hours. If all 20 builders and destroyers are made active when there is no wall and the wall gets built in 3 hours, how many of them are destroyers?

A. 5
B. 7
C. 6
D. 8

Question 284

In a fort there was sufficient food for 200 soldiers for 31 days. After 27 days, 120 soldiers left the fort. For how many extra days will the rest of the food last for the remaining soldiers?

A. 12 days
B. 10 days
C. 8 days
D. 6 days

Question 285

In a hostel, there was food for 1000 students for one month. After 10 days, 1000 more students joined the hostel. How long would the students be able to carry on with the remaining food?

A. 10 days
B. 15 days
C. 20 days
D. 5 days

Question 286

In a public bathroom there are n taps 1,2,3...n. Tap1 and Tap2 take equal time to fill the tank while Tap3 takes half the time taken by Tap2 and Tap4 takes half the time taken by Tap3. Similarly each next number of tap takes half the time taken by previous number of Tap i.e, K-th Tap takes half the time taken by (K-1)th Tap. If the 10th tap takes 2 hours to fill the tank alone then what is the ratio of  efficiency of 8th tap and 12th tap, respectively?

A. 4:1
B. 5:3
C. 16:1
D. 1:16

Question 287

In a regular week, there are 5 working days and for each day, the working hours are 8. A man gets Rs. 2.40 per hour for regular work and Rs. 3.20 per hours for overtime. If he earns Rs. 432 in 4 weeks, then how many hours does he work for ?

A. 145
B. 165
C. 175
D. 135

Question 288

It takes one minute to fill 2/7 th of a vessel. What is the time taken in minutes to fill the whole of the vessel  ?

A. 1/7 min
B. 7/2 min
C. 5/7 min
D. 7/5 min

Question 289

Jaikishen can do a piece of work in 15 hours. If he is joined by Jhanvi who is 50% more efficient, in what time will they together finish the work?

A. 6 hours
B. 12 hours
C. 3 hours
D. 9 hours

Question 290

K can build a wall in 30 days. L can demolish that wall in 60 days. If K and L work on alternate days, when will the wall be completed ?

A. 120 days
B. 119 days
C. 118 days
D. 117 days

Question 291

K can finish the work in 18 days and L can do the same work in 15 days. L worked for 10 days and left the job. In how many days, K alone can finish the remaining work ?

A. 5.5 days
B. 6 days
C. 4.2 days
D. 5 days

Question 292

K can lay Highway road between two cities in 16 days. L can do the same job in 12 days. With the help of M, they completes the job in 4 days. How much days does it take for M alone to complete the work ?

A. 47/7 days
B. 59/6 days
C. 48/5 days
D. 57/5 days

Question 293

K is 4 times as fast as L and working together, they can complete a work in 24 days. In how many days can L alone complete the work ?

A. 30 days
B. 40 days
C. 120 days
D. 80 days

Question 294

K, L and M can do a piece of work in 20, 30 and 60 days respectively. In how many days can K do the total work if he is assisted by L and M on every third day ?

A. 15 days
B. 13 days
C. 12 days
D. 10 days

Question 295

Karteek is twice as good a foreman as Raju and together they finish a piece of work in 20 days. In how many days will Raju alone finish the work?

A. 40
B. 60
C. 80
D. 50

Question 296

Kaushalya can do a work in 20 days, while kaikeyi can do the same work in 25 days. They started the work jointly.Few days later Sumitra also joined them and thus all of them completed the whole work in 10 days. All of them were paid total Rs.700. What is the Share of Sumitra?

A. Rs.130
B. Rs.185
C. Rs.70
D. can't be determined

Question 297

If 6 engines consume 24 metric tonnes of coal, when each is working 8 hours day, how much coal will be required for 9 engines, each running 13hours a day, it being given that 2 engines of former type consume as much as 3 engines of latter type ?

A. 45 metric tonnes
B. 47 metric tonnes
C. 55 metric tonnes
D. 34 metric tonnes

Question 298

If 6 men and 8 boys can do a piece of work in 10 days while 26 men and 48 boys can do the same in 2 days what is time taken by 15 men and 20 boys?

A. 4 days
B. 6 days
C. 7 days
D. 5 days

Question 299

If 7 spiders make 7 webs in 7 days , then 1 spider will make 1 web in how many days ?

A. 1
B. 7/2
C. 7
D. 49

Question 300

M can complete a piece of work in 10 days. N is 33.33% less efficient than M. calculate the number of days required to both to complete the work?

A. 6 days
B. 8 days
C. 11 days
D. 13 days

Question 301

M is thrice as good as workman as N and together they finish a piece of work in 30 days. In how many days will M alone finish the work?

A. 50
B. 40
C. 60
D. 45

Question 302

M, N and O can complete the work in 18, 36 and 54 days respectively. M started the work and worked for 8 days, then N and O joined him and they all worked together for some days. M left the job one day before completion of work. For how many days they all worked together?

A. 4
B. 5
C. 3
D. 6

Question 303

Madhur works 2 times faster than Sagar. If Sagar can complete a job alone in 18 days, then in how many days can they together finish the job?

A. 5 days
B. 2 days
C. 6 days
D. 4 days

Question 304

Mahanath works 2 times as fast as Sahay. If Sahay can complete a job alone in 21 days, then in how many days can they together finish the job?

A. 7 days
B. 6 days
C. 5 days
D. 2 days

Question 305

Mahmood can do a piece of work in 40 hours. If he is joined by Janaki who is 50% more efficient, in what time will they together finish the work?

A. 2 hours
B. 6 hours
C. 16 hours
D. 3 hours

Question 306

Makarand works 2 times as fast as Samarjit. If Samarjit can complete a job alone in 27 days, then in how many days can they together finish the job?

A. 6 days
B. 7 days
C. 5 days
D. 9 days

Question 307

Mandeep works 3 times as fast as Sampat. If Sampat can complete a job alone in 60 days, then in how many days can they together finish the job?

A. 7 days
B. 4 days
C. 5 days
D. 15 days

Question 308

Manish is four times as efficient as Puneet. Manish takes 90 days less than Puneet to complete a book. If both of them work together, then in how many days the book will be completed?

A. 28
B. 25
C. 24
D. 30

Question 309

Manish, Mukesh and Sachin are Accountants. Mukesh can filea return in 5 hours and Sachin in 4 hours alone. All three together can do it in 2 hours. In what time (in hrs) will Manish do the work?

A. 15
B. 20
C. 17
D. 10

Question 310

Manjeet can do a work in 18 hours. If he is joined by Jaya who is 100% more efficient, in what time will they together finish the work?

A. 6 hours
B. 3 hours
C. 12 hours
D. 24 hours

Question 311

Manoj can do a piece of work in 42 hours. If he is joined by Jayashree who is 100% more efficient, in what time they will finish the work together?

A. 7 hours
B. 3.5 hours
C. 14 hours
D. 2.5 hours

Question 312

Mansukh can do a piece of work in 10 hours. If he is joined by Jayanti who is 50% more efficient, in what time will they together finish the work?

A. 2 hours
B. 6 hours
C. 4 hours
D. 3 hours

Question 313

Mayank, Deepak and Pawan, each of them working alone can complete a work in 5, 10 and 15 days respectively. If all three of them work together to complete a work and earn Rs. 12000 what will be Deepak's share of the earnings?

A. Rs. 2000
B. Rs. 6000
C. Rs. 4000
D. Rs. 3000

Question 314

Meghana alone would take 32 hours more to complete a job than both Meghana and Ganesh together. If Ganesh worked alone, he took 12 1/2 hours more to complete it than both Meghana and Ganesh worked together. What time would they take if both Meghana and Ganesh worked together?

A. 20 hrs
B. 18 hrs
C. 22 hrs
D. 20.5 hrs

Question 315

Meghnad can do a piece of work in 45 hours. If he is joined by Jayshri, who is 50% more efficient, in what time will they together finish the work?

A. 9 hours
B. 6 hours
C. 12 hours
D. 18 hours

Question 316

Mehdi can complete a work in 25 hours. If he is joined by Jahnavi who is 50% more efficient, in what time will they together finish the work?

A. 12 hours
B. 10 hours
C. 3 hours
D. 9 hours

Question 317

Mother can bake 20 cakes in 4 hours, Mother and Dadima together can bake 60 cakes in 10 hours. How many cakes Dadima can bake in 30 hours?

A. 30
B. 75
C. 60
D. 25

Question 318

Mr. Raghav taught Geometry for 36 hours. If the time taken in teaching Ratio consitutes one-fourth of the time for Arithmetic, then for how much time (in hours) did he taught the topic of Ratio?

A. 46
B. 51.75
C. 69
D. 103.5

Question 319

Mr. stenley employed a certain number of typist for his project. 8 days later 20% of the typist left the job and it was found that it took as much time to complete the rest work from then as the entire work needed with all the employed typists. The average speed of a typist is 20 pages/hour. Minimum how many typist could be employed?

A. 10
B. 5
C. 15
D. 4

Question 320

Mugdha and Mayuri, working together can complete a job in 18 days. However, Mayuri works alone and leaves after completing two-fifths of the job and then Mugdha takes over and completes the remaining work by herself. As a result, the duo could complete the job in 39 days. How many days would Mugdha alone have taken to do the job if Mayuri worked faster than Mugdha?

A. 45
B. 72
C. 30
D. 24

Question 321

Mummy can bake 75 cakes in 15 hours, Mummy and Sister together can bake 120 cakes in 20 hours. How many cakes Sister can bake in 30 hours?

A. 45
B. 30
C. 60
D. 10

Question 322

Munni can bake 70 cakes in 7 hours, Munni and Guddi together can bake 90 cakes in 6 hours. How many cakes Guddi can bake in 10 hours?

A. 100
B. 50
C. 125
D. 25

Question 323

Murad can do a piece of work in 33 hours. If he is joined by Joel who is 100% more efficient, in what time will they together finish the work?

A. 4 hours
B. 6 hours
C. 2 hours
D. 11 hours

Question 324

Nirmit can do 2/3 of a job in 18 days. Kashish is twice as efficient as Nirmit. In how many days Kashish will complete the job?

A. 29/4
B. 27/2
C. 31/2
D. 13/2

Question 325

One girl can eat 112 chocolates in half a minute, and her boy friend can eat half as many in twice the length of time. How many chocolates can both boy and girl eat in 12 seconds ?

A. 44
B. 32
C. 56
D. 49

Question 326

One tap can fill a water tank in 50 mins and another tap can make the filled tank empty in 75 mins. If both the taps are open together, already half filled tank would be full in

A. 60 min
B. 75 min
C. 125 min
D. 150 min

Question 327

P alone can complete a piece of work in 6 days. Work done by Q alone in one day is equal to one-third of the work done by P alone in one day. In how many days can the work be completed if P and Q work together  ?

A. 5 (2/3)
B. 6 (3/4 )
C. 4 (1/2)
D. 3

Question 328

P alone can do a piece of work in 24 days. The time taken by P to complete one-third of work is equal to time taken by Q to complete half of the work. How many days are required to complete by P and Q working together ?

A. 9 3/5 days
B. 7 days
C. 6 3/7 days
D. 8 days

Question 329

P alone can do a piece of work in 8 days and Q alone can do the same work in 10 days. In how many days will both together complete the same work?

A. 40/9
B. 20/9
C. 60/7
D. 40/7

Question 330

P and Q can complete a job in 24 days working together. P alone can complete it in 32 days. Both of them worked together for 8 days and then P left. The number of days Q will take to complete the remaining work is ?

A. 56 days
B. 54 days
C. 60 days
D. 64 days

Question 331

P and Q can complete a task in 50 and 20 days respectively. In how many days can they complete 70% of the task if they work together?

A. 20 days
B. 20 days
C. 40 days
D. 10 days

Question 332

P and Q can do a project in 12 and 12 days respectively. In how many days can they complete 50% of the project if they work together?

A. 6 days
B. 3 days
C. 18 days
D. 1.5 days

Question 333

P and Q can do a project in 150 and 100 days respectively. In how many days can they complete 60% of the project if they work together?

A. 12 days
B. 72 days
C. 42 days
D. 36 days

Question 334

P and Q can do a project in 20 and 12 days respectively. In how many days can they complete 40% of the project if they work together?

A. 1.5 days
B. 3 days
C. 6 days
D. 9 days

Question 335

P and Q can do a project in 6 and 12 days respectively. In how many days can they complete 25% of the project if they work together?

A. 2 days
B. 4 days
C. 1 days
D. 8 days

Question 336

P and Q can do a project in 60 and 30 days respectively. In how many days can they complete 90% of the project if they work together?

A. 9 days
B. 27 days
C. 36 days
D. 18 days

Question 337

P and Q can do a work in 4 hours and 12 hours respectively. P starts the work at 9am and they work alternately for one hour each. When will the work be completed ?

A. 3 am
B. 12 pm
C. 1 pm
D. 3 pm

Question 338

P and Q together can make a door in 12 days. They started the work together but after 8 days P left the work. The remaining work is completed by Q alone in 7 more days. In how many days can P alone complete the entire work?

A. 21
B. 24
C. 28
D. 32

Question 339

P and Q were assigned to do a work for an amount of 1200. P alone can do it in 15 days while Q can do it in 12 days. With the help of R they finish the work in 6 days. Find the share of R ?

A. 120
B. 240
C. 360
D. 180

Question 340

P can complete a work in 12 days working 8 hours a day.Q can complete the same work in 8 days working 10 hours a day. If both p and Q work together,working 8 hours a day,in how many days can they complete the work?

A. 60/11
B. 61/11
C. 71/11
D. 72/11

Question 341

P can complete a work in 15 days and Q in 24 days. They began the work together, but Q left the work 2 days before its completion. In how manydays, was the work completed?

A. 12
B. 10
C. 9
D. 11

Question 342

P can do (1/4)th of work in 10 days, Q can do 40% of work in 40 days and R can do (1/3)rd of work in 13 days. Who will complete the work first?

A. P
B. Q
C. R
D. Both P and R

Question 343

P can do a piece of work in 5 less days than Q. If both of them can do the same work in 1119days, in how many days will Q alone do the same work  ?

A. 24 days
B. 25 days
C. 20 days
D. 19 days

Question 344

P can do a work in 10 days. Q can do the same work in 15 days. If they work together for 5 days, how much of the work will they complete?

A. 1/2
B. 2/3
C. 1/3
D. 5/6

Question 345

P is 30% more efficient than Q. How much time will they, working together, take to complete a job which P alone could have done in 23 days?

A. 16 days
B. 13 days
C. 15 days
D. 12 days

Question 346

P, Q and R together can make a table in 40 minutes. P and Q together can make it in 60 minutes. How much time (in minutes) will R alone take to make the table?

A. 100
B. 120
C. 90
D. 150

Question 347

P, Q, and R can do a job in 12 days together.  If their efficiency of working be in the ratio 3 : 8 : 5, Find in what time Q can complete the same work alone?

A. 36 days
B. 30 days
C. 24 days
D. 22 days

Question 348

Painter 'A' can paint a house in 10 days and 'B' can do it in 20 days. With help of 'C', they did the job in 5 days only. Then, 'C' alone can do the job in:

A. 20 days
B. 10 days
C. 40 days
D. 50 days

Question 349

Painter A can paint a house in 40 days and Painter B can do it in 60 days. With help of C, they did the job in 20 days only. Then, C alone can do the job in

A. 120 days
B. 100 days
C. 90 days
D. 80 days

Question 350

Pankaj has done 1/2 of a job in 12 days, Sainath completes the rest of the job in 6 days. In how many days can they together do the job?

A. 4 days
B. 12 days
C. 8 days
D. 16 days

Question 351

Pannalal has done 1/3rd of a job in 20 days, Saiprasad completes the rest of the job in 10 days. In how many days can they together do the job?

A. 12 days
B. 6 days
C. 3 days
D. 24 days

Question 352

Parimal has done 1/4th of a job in 10 days, Salim completes the rest of the job in 20 days. In how many days can they together do the job?

A. 8 days
B. 24 days
C. 12 days
D. 16 days

Question 353

Parvesh is three times as efficient as Dinesh. Parvesh takes 20 days less than Dinesh to complete a book. If both of them work together, then in how many days the book will be completed?

A. 7.5
B. 8
C. 10
D. 6.5

Question 354

Pavan and Sravan are two persons. If Pavan works with his actual efficiency and Sravan twice of his actual efficiency then it takes 25 days to complete the work. But If Pavan works twice of his actual efficiency and Sravan with his normal efficiency then the work is completed in 20 days. How many days would it take if Sravan alone works with his actual efficiency (in Days)?

A. 50
B. 100
C. 70
D. 35

Question 355

Prabhas is twice as good a workman as Rana and finishes a piece of work in 3 hours. In how many hours they together could finish that piece of work?

A. 3 hrs
B. 3.5 hrs
C. 2.5 hrs
D. 2 hrs

Question 356

Prabhat has done 1/2 of a job in 12 days. Santosh completes the rest of the job in 6 days. In how many days can they together do the job?

A. 12 days
B. 4 days
C. 8 days
D. 16 days

Question 357

Prabodh has done 1/2 of a job in 30 days, Sapan completes the rest of the job in 45 days. In how many days can they together do the job?

A. 18 days
B. 48 days
C. 27 days
D. 36 days

Question 358

Pradeep has done 1/4th of a job in 14 days, Saquib completes the rest of the job in 56 days. In how many days can they together complete the job?

A. 64 days
B. 32 days
C. 16 days
D. 8 days

Question 359

Prahlad has done 1/3rd of a job in 30 days, Sarfaraz completes the rest of the job in 90 days. In how many days can they together do the job?

A. 27 days
B. 18 days
C. 54 days
D. 36 days

Question 360

Priya can do a work in 16 days. In how many days will the work be completed by Sai, if the efficiency of Sai is 60% more than that of Priya ?

A. 8 days
B. 12 days
C. 14 days
D. 10 days

Question 361

Raghu can do a job in 12 days alone and Sam can do the same job in 15 days alone. A third person Aru whose efficiency is two-third of efficiency of both Ram and Shyam together, can do the same job in how many days alone?

A. 10
B. 12
C. 13
D. 15

Question 362

Raja and Kundan together can build a wall in 20 days, Kundan and Mahesh build the same wall in 30 days and Mahesh and Raja can build the same wall in 24 days. In how many days can all the three complete the same wall while working together?

A. 18
B. 16
C. 20
D. 14

Question 363

Rakshanth is twice as good as tradesman as Verma and together they finish a piece of work in 19 days. In how many dayswill Verma alone finish the work?

A. 38
B. 57
C. 76
D. 50

Question 364

Ram and Hari can cut 12 kgs nuts in 2 days. After 5 days, Hari left the work. Ram took 8 more days to cut the rest of the nuts. If total of 58 kgs of nuts were cut, the time taken by Hari to cut 10 kg of nuts is

A. 1 day
B. 2 days
C. 3 days
D. 4 days

Question 365

Ram and Shyam undertook a work for Rs 5600. Ram alone can do the work in 5 days and Shyam alone can do the work in 9 days. If they worktogether, then what will be the difference (in Rs.) in the amount they receive?

A. 1800
B. 2400
C. 1600
D. 2200

Question 366

Raman can do a work in 5 days, Jatin can do the same work in 7 days and Sachin can do the same work in 9 days. If they do the same work together and they are paid Rs 2860, then what is the share (in Rs) of Raman?

A. 1260
B. 700
C. 900
D. 870

Question 367

Ramesh and Rahman can do a work in 20 and 25 days respectively. After doing collectively 10 days of work, they leave the work due to illness and Suresh completes rest of the work in 3 days. How many days Suresh alone can take to complete the whole work ?

A. 32 days
B. 28 days
C. 29 days
D. 30 days

Question 368

Ranjith can complete a task in 25 days while Anji can finish it in 20 days. They work together on the task for 5 days and then Ranjith leaves. In how many days will Anji finish the remaining work?

A. 15 days
B. 10 days
C. 11 days
D. 9 days

Question 369

Robin can do a work alone in 9 days. Amit can do the same work alone in 6 days. Both of them finish the work together and they get a total Rs 2500. What isthe share (in Rs) of Robin?

A. 1700
B. 1200
C. 1500
D. 1000

Question 370

Robin can do a work in 10 hours. Pradeep and Robin together can do the same work in 4 hours. Pradeep and Nitin together can do the samework in 5 hours. In how many hours Nitin alone can complete the same work?

A. 12
B. 15
C. 18
D. 20

Question 371

Rohan and Mohit together can build a wall in 8 days. Mohit and Vikas build the same wall in 10 days and Vikas and Rohan can build the same wall in 12days. In how many days can all the three complete the same wall while working together?

A. 240/37
B. 120/37
C. 150/37
D. 180/37

Question 372

S and T can finish a work in 50 days. They worked together for 20 days and then left. How much of the work is left?

A. 3/5
B. 1/3
C. 1/2
D. 2/5

Question 373

S can finish 50% of a work in a day. T can do 25% of the work in a day. Both of them together will finish the work in ____ days.

A. 2.66
B. 2.33
C. 1.33
D. 1.67

Question 374

S, T and U can complete a work in 40, 48 and 60 days respectively. They received Rs 10800 to complete the work. They begin the work together but Tleft 2 days before the completion of the work and U left 5 days before the completion of the work. S has completed the remaining work alone. What is the share of S(in Rs) from total money?

A. 4320
B. 4500
C. 4860
D. 4960

Question 375

S, T and U together can complete a work in 30 days. If the ratio of efficiency of S, T and U is 20 : 15 : 12 respectively, then in how many days U alone can complete the same work?

A. 195/2
B. 235/2
C. 225/2
D. 215/2

Question 376

Sandy and Mandy do (8/13)th part of a work and the rest of the work was completed by Andy. If Sandy, Mandy and Andy take the same work for Rs. 2600, then what is the share (in Rs) of Andy?

A. 1600
B. 1400
C. 800
D. 1000

Question 377

Sashi can do a piece of work in 20 days. Tanya is 25% more efficient than Sashi. The number of days taken by Tanya to do the same piece of work is:

A. 15
B. 16
C. 18
D. 25

Question 378

Sharan and Mayukh, working together, can complete a task in 18 days. However, Mayukh works alone and leaves after completing 1/3 of the task. Then, Sharan takes over and completees the remaining work by himself. As a result, the duo could complete the task in 40 days. How many days would Sharan alone have taken to do the job if Mayuk' had worked faster than Sharan ?

A. 24
B. 45
C. 72
D. 30

Question 379

Sister can bake 50 cakes in 25 hours, Sister and Mummy together can bake 75 cakes in 15 hours. How many cakes Mummy can bake in 15 hours?

A. 25
B. 45
C. 20
D. 10

Question 380

Sixty men can stitch 150 shirts in 30 days working 8 hours a day. In how many days can 35 men stitch 200 shirts working 6 hours a day ?

A. 87.5
B. 89
C. 91.5
D. 93.5

Question 381

Smita can finish a work in 12 days and Sam can finish the same work in 9 days. After working together for 4 days they both leave the job. What is the fraction of unfinished work?

A. 2/9
B. 1/4
C. 1/2
D. 7/9

Question 382

Some carpenters promised to do a job in 15 days but 3 of them were absent and remaining did the job in 20 days. What was the original number of carpenters?

A. 10
B. 15
C. 12
D. 14

Question 383

Surya works 3 times as fast as Ramya and is able to complete a work in 40 days less than the number of days taken by Ramya. Find the time in which they can complete the work together.

A. 20 days
B. 15 days
C. 25 days
D. 30 days

Question 384

Ten women can do a work in six days. Six men can complete the same work in five days. What is the ratio between the capacity of a man and a woman?

A. 1:2
B. 2:1
C. 2:3
D. 3:2

Question 385

The efficiency of work of P and Q are in the ratio 5:7. What will be the ratio of number of days taken by them to finish the work?

A. 7:5
B. 3:4
C. 4:3
D. 5:7

Question 386

The labourers A, B, C were given a contract of Rs. 750 for doing a certain piece of work. All the three together can finish the work in 8 days. A and C together can do it in 12 day, while A and B together can do it in 13 1/3 days. The money will be divided in the ratio

A. 4:5:6
B. 4:7:5
C. 5:7:4
D. 5:6:8

Question 387

The rate of working of A and B are in the ratio of 2:3. The number of days taken by them to finish the work is in the ratio:

A. 2:3
B. 4:9
C. 3:2
D. 9:4

Question 388

The ratio of efficiencies of P, Q and R is 2 : 3 : 4. While P and R work on alternate days and Q work for all days. Now the work completed in total 10 days and the total amount they get is Rs. 1200. Find the amount of each person(respectively).

A. 200, 600, 400
B. 400, 600, 200
C. 600, 200, 400
D. 400, 200, 600

Question 389

The ratio of efficiency of A is to C is 5:3. The ratio of number of days taken by B is to C is 2:3. A takes 6 days less than C, when A and C completes the work individually. B and C started the work and left after 2 days. The number of days taken by A to finish the remaining work is:

A. 4.5
B. 5
C. 6
D. 9 1/3

Question 390

The time taken by 4 men to complete a job is double the time taken by 5 children to complete the same job. Each man is twice as fast as a woman. How long will 12 men, 10 children and 8 women take to complete a job, given that a child would finish the job in 20 days.

A. 4 Days
B. 3 Days
C. 2 Days
D. 1 Day

Question 391

There are three boats B1, B2 and B3 working together they carry 60 people in each trip. One day an early morning B1 carried 50 people in few trips alone. When it stopped carrying the passengers B2 and B3 started carrying the people together. It took a total of 10 trips to carry 300 people by B1, B2 and B3. It is known that each day on an average 300 people cross the river using only one of the 3 boats B1, B2 and B3. How many trips it would take to B1, to carry 150 passengers alone?

A. 15
B. 30
C. 25
D. 10

Question 392

There is sufficient salary to give K for 10 days and L for 15 days. Then how many days will the money last if both has to be given the salary ?

A. 6 days
B. 12 days
C. 4 days
D. 9 days

Question 393

Three athletes can complete one round around a circular field in 16, 24 and 36 min respectively. They start running together at same instant then after how much time they will meet to each other for first time ?

A. 2 hrs 24 min
B. 2 hrs 44 min
C. 1 hrs 24 min
D. 1 hrs 24 min

Question 394

Three electronic devices make a beep after every 48 sec, 72 sec and 108 sec respectively. They beeped together at 10 a.m. The time when they will next make a beep together at the earliest is

A. 10:07:12 hrs
B. 10:07:24 hrs
C. 10:07:36 hrs
D. 10:07:48 hrs

Question 395

Three men, four women and six children can complete a work in 9 days. A women does  double the work a man does and a child does half the work a man does. How many women alone can complete this work in 9 days?

A. 7
B. 8
C. 9
D. 6

Question 396

Three taps P, Q and R can fill a tank in 12 hrs, 15 hrs and 20 hrs respectively. If P is open all the time and Q and R are open for one hour each alternately, starting with Q, then the tank will be full in how many hours ?

A. 9 hrs
B. 7 hrs
C. 13 hrs
D. 11 hrs

Question 397

Time taken by P alone to finish a work is 50% more than the time taken by P and Q together. Q is thrice as efficient as R. If Q and R together can complete the work in 22.5 days, then how many days will P alone take to complete the work ?

A. 17 days
B. 11 days
C. 15 days
D. 16 days

Question 398

Twelve children take sixteen days to complete a work which can be completed by 8 adults in 12 days. After working for 3 days, sixteen adults left and six adults and four children joined them. How many days will they take to complete the remaining work ?

A. 3 days
B. 2 days
C. 6 days
D. 12 days

Question 399

Twenty men can do a work in eighteen days. Eighteen women can complete the same work in fifteen days. What is the ratio between the capacity of a woman and a man ?

A. 4:5
B. 3:4
C. 4:3
D. 2:3

Question 400

Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. The ratio between the capacity of a man and a woman is

A. 3:4
B. 4:3
C. 5:3
D. 5:7

Question 401

Two boys and a girl can do a work in 5 days, while a boy and 2 girls can do it in 6 days. If the boy is paid at the rate of 28$a week, what should be the wages of the girl a week ? A. 24$
B. 22 $C. 16$
D. 14 \$

Question 402

Two labourers A and B are paid a total of Rs. 750 per day. If A is paid 150 percent of what is paid to B, how much (in Rs) is B paid?

A. 450
B. 250
C. 300
D. 500

Question 403

Two persons K and L can complete a piece of work in 30 days and 45 days respectively. If they work together, what part of the work will be completed in 3 days ?

A. 1/6
B. 1/3
C. 2/3
D. 1/18

Question 404

Two persons Shyam and Rahim can do a job in 32 days together. Rahim can do the same job in 48 days alone. They started working together and after working 8 days Rahim is replaced by a third person Ram whose efficiency is half that of Rahim. Find in how many days the remaining work will be completed by both Shyam and Ram together?

A. 16 days
B. 72/5 days
C. 15 days
D. 96/5 days

Question 405

Two pipes A and B can fill a tank in 24 hours and 1717 hours respectively. Harihar opened the pipes A and B to fill an empty tank and some times later he closed the taps A and B , when the tank was supposed to be full. After that it was found that the tank was emptied in 2.5 hours because an outlet pipe "C" connected to the tank was open from the beginning. If Harihar closed the pipe C instead of closing pipes A and B the remaining tank would have been filled in :

A. 2 hours
B. 8 hours
C. 6 hours
D. 4 hours

Question 406

Two typists of varying skills can do a typing jobin6 minutesifthey work together.Ifthe first typist typed alone for 4 minutes and then the second typist typed alone for 6 minutes, they would be left with 1/5 of the whole work.Howmany minutes would it take the slower typist to complete the typing job working alone?

A. 10 minutes
B. 15 minutes
C. 12 minutes
D. 20 minutes

Question 407

Type 1 workers can do three times the work of Type 2 workers. Twelve Type 1 workers can complete a task in 10 days. How many days would it have taken 4 Type 1 and 8 Type 2 workers to complete the same task?

A. 16
B. 17
C. 20
D. 18

Question 408

Vijay can do a work in 8 hours. Vijay and Puneet together can do the same work in 6 hours. Puneet and Sachin together can do the same work in 4 hours. Sachin alone can complete the same work in how many hours?

A. 22/5
B. 28/5
C. 24/5
D. 26/5

Question 409

Vikram and Vivek can finish a work in 50 days. They worked together for 20 days and then left. How much work has been done by them?

A. 3/5
B. 1/3
C. 1/2
D. 2/5

Question 410

When A, B and C are deployed for a task , A and B together do 70% of the work and B and C together do 50% of the work. who is most efficient?

A. A
B. B
C. C
D. can't be determined

Question 411

Working 10 hours a day, Aman can complete a piece of work in 18 days. How many hours a day should he work so as to finish the work in 15 days?

A. 10
B. 12
C. 16
D. 18

Question 412

Working 5 hours a day, Shivam can read a book in 24 days. How many hours a day should he work so as to finish the same work in 8 days?

A. 12
B. 18
C. 15
D. 21

Question 413

Working 7 hours in a day, 4 men can do a piece of work in 8 days. Working 8 hours in a day, the required number of men to perform the same work in 4 days will be

A. 8
B. 4
C. 7
D. 9

Question 414

Working alone A can do the task in 27 hours and B can do it in 54 hours. Find C's share (in Rs) if A, B and C get paid Rs 4,320 for completing a task in 12 hours on which they worked together.

A. 1440
B. 960
C. 1920
D. 1280

Question 415

Working together A and B can do a job in 40 days, B and C in 36 days and all three together in 24 days. In how many days can B alone do the job?

A. 60
B. 90
C. 72
D. 120

Question 416

Working together A, B and C can complete a task in 12 days. A and B can do the task in 55 days and 66 days respectively if they worked alone. In how many days can C do the task if he worked alone?

A. 22
B. 44
C. 20
D. 40

Question 417

Working together P, Q and R reap a field in 6 days. If P can do it alone in 10 days and Q in 24 days, in how many days will R alone be able to reap the field?

A. 32 days
B. 40 days
C. 45 days
D. 60 days

Question 418

X alone can do a piece of work in 12 days and Y alone can do the same work in 6 days. In how many days will both together complete the same work?

A. 3
B. 4
C. 5
D. 2

Question 419

X can complete a task in 8 days, whereas Y can complete the same task in 10 days. If they work together, in how many days will the task be completed?

A. 40/9
B. 9/40
C. 44/9
D. 9/44

Question 420

X can do a piece of work in 'p' days and Y can do the same work in 'q' days . Then the number of days in which X and Y can together do that work is

A. p+q2
B. 1p+1q
C. pqp+q
D. Pq

Question 421

X can finish 25% of a work in a day. Y can do 12.5% of the same work in a day. In how many days, will both of them finish the work together?

A. 2.67 days
B. 2.33 days
C. 3.33 days
D. 3.67 days

Question 422

X is 25% more efficient than Y. If Y alone can make a chair in 10 days, then X alone can make the chair in how many days?

A. 8
B. 12
C. 12.5
D. 7.5

Question 423

X can complete the work in 10 days, Y can do the same in 15 days. If they are hired for 5 days to do the work together, what is the work that left unfinished?

A. 1/3
B. 2/3
C. 1/6
D. 5/6

Question 424

X, Y and Z can do a piece of work in 30, 40 and 50 days respectively. All three of them began the work together but Y left 4 days before completion of the work. In how many days was the work completed?

A. 660/47
B. 640/47
C. 680/47
D. 665/47

Question 425

X, Y and Z can do a piece of work in 30,40 and 50 days respectively. All three of them began the work together but Y left 4 days before completion of the work. In how many days was the work completed?

A. 660/47
B. 640/47
C. 680/47
D. 665/47

Question 426

X, Y and Z take 18 days to complete a piece of work. If X works alone he finishes the work in 36 days and if Y works alone he finishes it in 60 days. How long will it take Z to complete the work alone?

A. 78 days
B. 90 days
C. 96 days
D. 114 days

Question 427

Lasya alone can do a work in 16 days. Srimukhi’s efficiency is 20 % lesser than that of Laya. If Rashmi and Srimukhi together can do the same work in 12 days, then find the efficiency ratio of Rashmi to that of Lasya?

A. 19 : 7
B. 30 : 19
C. 8 : 15
D. 31 : 17

Question 428

M can complete 3/4 part of a work in 12 days and N can complete 2/7 part of the same work in 8 days. In how many days will both complete 11/14 part of the total work?

A. 8
B. 9
C. 7
D. 6

Question 429

Ramesh and Rahman can do a work in 20 and 25 days respectively. After doing collectively 10 days of work, they leave the work due to illness and Suresh completes rest of the work in 3 days. How many days Suresh alone can take to complete the whole work ?

A. 32 days
B. 28 days
C. 29 days
D. 30 days

Question 430

The ratio of the amount of work done by (x - 1) labours in (x + 1) days and (x + 1) labours in (x + 2) days is 5 : 6. Then the value of x is ?

A. 16
B. 15
C. 17
D. 14

Question 431

3 men or 5 women can do a work in 12 days. How long will 6 men and 5 women take to finish the work ?

A. 20 days
B. 10 days
C. 4 days
D. 15 days

Question 432

A particular job can be completed by a team of 10 men in 12 days. The same job can be completed by a team of 10 women in 6 days. How many days are needed to complete the job if the two teams work together ?

A. 4 days
B. 6 days
C. 9 days
D. 18 days

Question 433

Two workers A and B are engaged to do a work. A working alone takes 8 hours more to complete the job than if both worked together. If B worked alone, he would need 41/2 hours more to complete the job than they both working together. What time would they take to do the work together ?

A. 4 hours
B. 5 hours
C. 6 hours
D. 7 hours

Question 434

Three friends Anne, Bob and Chris work together to do a certain job. Time it takes them to do the work together to do a certain job. The it takes them to do the work together is 6 hours less than Anne would have take alone, 1 hour less than Bob would have taken alone and half the time Chris would have taken working alone text. How long did it take them to complete the job, working together ?

A. 20 minutes
B. 30 minutes
C. 40 minutes
D. 50 minutes

Question 435

A contractor undertakes to make a road in 40 days and employs 25 men. After 24 days, he finds that only one-third of the road is made. How many extra men should he employ so that he is able to complete the work 4 days earlier ?

A. 100
B. 60
C. 75
D. None of these

Question 436

639 persons can repair a road in 12 days working 5 hours a day. In how many days will 30 persons working 6 hours a day complete the work ?

A. 210 days
B. 213 days
C. 214 days
D. 215 days

Question 437

If 72 men can build a wall of 280 m length in 21 days, how many men could take 18 days to build a similar type of wall of length 100 m ?

A. 30
B. 10
C. 18
D. 28

Question 438

4 mat-weavers can weave 4 mats in 4 days. At the same rate how many mats would be woven by 8 mat-weavers in 8 days ?

A. 4
B. 8
C. 12
D. 16

Question 439

A can do a piece of work in 4 hours, B and C together in 3 hours, and A and C together in 2 hours. How long will B alone take to do it ?

A. 8 hours
B. 10 hours
C. 12 hours
D. 24 hours

Question 440

A and B can do a work in 8 days, B and C can do the same work in 12 days. A, B and C together can finish it in 6 days. A and C together will do it in = ?

A. 8 days
B. 6 days
C. 8 days
D. 12 days

Question 441

10 men working 6 hours a day can complete a work in 18 days. How many hours a day must 15 men work to complete the same work in 12 days ?

A. 6 hours/day
B. 10 hours/day
C. 12 hours/day
D. 15 hours/day

Question 442

A work could be completed in 100 days by some workers. However, due to the absence of 10 workers, it was completed in 110 days. The original number of workers was ?

A. 100
B. 110
C. 55
D. 50

Question 443

A job can be complete by 12 men in 12 days. How many extra days will be needed to complete the job if 6 men leave after working for 6 days ?

A. 3 days
B. 6 days
C. 12 days
D. 24 days

Question 444

60 men could complete a piece of work in 250 days. They worked together for 200 days. After that work had to be stopped for 10 days due to bad weather. How many more men should be engaged to complete the work in time ?

A. 10
B. 15
C. 18
D. 20

Question 445

A and B can do a piece of work in 12 days, B and C in 8 days and C and A in 6 days. How long would B take to do the same work alone ?

A. 24 days
B. 32 days
C. 40 days
D. 48 days

Question 446

A can build a wall in the same time in which B and C together can do it. If A and B together can do it. If A and B together could do it in 25 days and C alone in 35 days, in what time could B alone do it ?

A. 91 days
B. 100 days
C. 175 days
D. None of these

Question 447

Madhu takes twice as much time as Uma to complete a work and Rahul does it in the same time as Madhu and Uma together. If all three working together can finish the work in 6 days, then the time taken by Madhu to finish the work is = ?

A. 12 days
B. 14 days
C. 36 days
D. 40 days

Question 448

A 10 hectare field is reaped by 2 men, 3 women and 4 children together in 10 days. If working capabilities of a man, a woman and a child are in the ratio 5 : 4 : 2, then a 16 hectare field will be reaped by 6 men, 4 women and 7 children in = ?

A. 5 days
B. 6 days
C. 7 days
D. 8 days

Question 449

If two persons, with equal abilities, can do two jobs in two days then 100 persons with equal abilities can do 100 similar jobs in = ?

A. 100 days
B. 10 days
C. 5 days
D. 2 days

Question 450

A, B and C can complete a work in 10, 12 and 15 days respectively. They started the work together. But A left the work 5 days before its completion. B also left the work 2 days after A left. In how many days was the work completed ?

A. 4
B. 5
C. 7
D. 8

Question 451

A is twice as good a workman as B. If they work together, they can complete a job in 18 days. If A alone does the job, in how many days he will complete the job ?

A. 27 days
B. 36 days
C. 40 days
D. 54 days

Question 452

If the work done by (x - 1) men in (x + 1) days and the work done by (x + 2) men in (x - 1) days are in the ratio 9 : 10, then the value of x is equal to ?

A. 5
B. 6
C. 7
D. 8

Question 453

A man and a boy received Rs. 800 as wages for 5 days for the work they did together. The man's efficiency in the work was three times that of the boy. What are the daily wages of the boy ?

A. Rs. 40
B. Rs. 44
C. Rs. 56
D. Rs. 76

Question 454

A can do a piece of work in 70 days and B is 40% more efficient then A. Then the number of days taken by B to do the same work is = ?

A. 40 dayd
B. 60 days
C. 50 days
D. 45 days

Question 455

Two men undertake to do a piece of work for Rs. 1400. The first man alone can do this work in 7 days while the second man alone can do this work in 8 days. If they working together complete this work in 3 days with the help of a boy, how should the money be divided ?

A. Rs. 600, Rs. 550, Rs. 250
B. Rs. 600, Rs. 525, Rs. 275
C. Rs. 600, Rs. 500, Rs. 300
D. Rs. 500, Rs. 525, Rs. 375

Question 456

A, B and C can separately do a work in 12, 15 and 20 days respectively. They started to work together but C left after 2 days. The remaining work will be finished in = ?

A. 4 days
B. 5 days
C. 6 days
D. 15 days

Question 457

A can do a piece of work in 15 days, which B can do it in 10 days. B worked at it for 8 days. A can finish the remaining work in?

A. 2 days
B. 3 days
C. 5 days
D. 10 days

Question 458

20 men can do a piece of work in 18 days. They worked together for 3 days, then 5 men joined. In how many days is the remaining work completed ?

A. 12 days
B. 14 days
C. 13 days
D. 15 days

Question 459

A, B and C can complete a piece of work in 10, 12 and 15 days respectively. A left the work 5 days before the work was completed and B left 2 days after A had left. Number of days required to complete the whole work was ?

A. 5 days
B. 6 days
C. 8 days
D. 7 days

Question 460

A does half as much work as B in one-sixth of the time. If together they take 10 days to complete a work. How much time shall B alone take to do it ?

A. 30 days
B. 40 days
C. 50 days
D. 70 days

Question 461

A and B together can do a piece of work in 30 days, B and C together can do it in 20 days, A starts the work and works on it for 5 days, B takes up and work for 15 days. Finally C finishes the work in 18 days. The number of days in which C alone can do the work where doing it separately is = ?

A. 120 days
B. 40 days
C. 60 days
D. 24 days

Question 462

Some carpenters promised to do a job in 9 days but 5 of them were absent and remaining men did the job in 12 day. The original number of carpenters was ?

A. 24
B. 20
C. 16
D. 18

Question 463

A sum of money is sufficient to pay A's wages for 21 days and B's wages for 28 days. The same money is sufficient to pay the wages of both for ?

A. 12 days
B. 13 days
C. 14 days
D. 15 days

Question 464

If 4 men or 6 women can do a piece of work in 12 days working 7 hours a day, how many days will it take to complete a work twice as large with 10 men and 3 women working together 8 hours a day ?

A. 6 days
B. 7 days
C. 8 days
D. 10 days

Question 465

A can do a piece of work in 10 days, B in 15 days. They work for 5 days. The rest of the work was finished by C in 2 days. If they get Rs. 1500 for the whole work, the daily wages of B and C are ?

A. Rs. 150
B. Rs. 225
C. Rs. 250
D. Rs. 300

Question 466

If A and B together can complete a piece of work in 15 days and B alone in 20 days, in how many days can A alone complete the work?

A. 60
B. 45
C. 40
D. 30

Question 467

A man undertakes to do a certain work in 150 days. He employs 200 men. He finds that only a quarter of the work is done in 50 days. The number of additional men that should be appointed so that the whole work will be finished in time is = ?

A. 75
B. 100
C. 125
D. 50

Question 468

If A and B together can complete a work in 18 days, A and C together in 12 days, and B and C together in 9 days, then B alone can do the work in:

A. 18 days
B. 24 days
C. 30 days
D. 40 days

Question 469

A can complete a piece of work in 18 days, B in 20 days and C in 30 days. B and C together start the work and are forced to leave after 2 days. The time taken by A alone to complete the remaining work is ?

A. 10 days
B. 12 days
C. 15 days
D. 16 days

Question 470

A and B together can complete a work in 3 days. They start together but after 2 days, B left the work. If the work is completed after two more days, B alone could do the work in

A. 5 days
B. 6 days
C. 9 days
D. 10 days

Question 471

A can complete a piece of work in 10 days, B in 15 days and C in 20 days. A and C together for 2 days and A was replaced by B. In how many days, altogether, was the work complete ?

A. 6 days
B. 8 days
C. 15 days
D. 16 days

Question 472

A can complete a piece of work in 18 days, B in 20 days and C in 30 days, B and C together start the work and forced to leave after 2 days. The time taken by A alone to complete the remaining work is:

A. 10 days
B. 12 days
C. 15 days
D. 16 days

Question 473

Working 5 hours a day, A can Complete a work in 8 days and working 6 hours a day, B can complete the same work in 10 days. Working 8 hours a day, they can jointly complete the work in:

A. 3 days
B. 4 days
C. 4.5 days
D. 5.4 days

Question 474

A man and a boy can do a piece of work in 24 days. If the man works alone for the last 6 days, it is completed in 26 days. How long would the boy take to do it alone ?

A. 20 days
B. 24 days
C. 36 days
D. 72 days

Question 475

Ganga and Saraswati, working separately can mow field in 8 and 12 hours respectively. If they work in stretches of one hour alternately. Ganga is beginning at 9 a.m., when will the moving be completed?

A. 6:20 PM
B. 6:30 PM
C. 6:36 PM
D. 6:42 PM

Question 476

Two men can do a piece of work in x days. But y women can do that in 3 days. Then the ratio of the work done by 1 man and 1 woman is ?

A. 3y : 2x
B. 2x : 3y
C. x : y
D. 2y : 3x

Question 477

If 10 men can do a piece of work in 12 days, the time taken by 12 men to do the same piece of work will be:

A. 12 days
B. 10 days
C. 9 days
D. 8 days

Question 478

If 12 carpenters working 6 hours a day can make 460 chairs in 240 days, then number of chairs made by 18 carpenters in 360 days each working 8 hours a day ?

A. 1320
B. 1380
C. 1260
D. 920

Question 479

To complete a work, A takes 50% more time than B. If together they take 18 days to complete the work, how much time shall B take to do it?

A. 30 days
B. 35 days
C. 40 days
D. 45 days

Question 480

If 20 women can lay a road of length 100m in 10 days. 10 women can lay the same road of length 50m in = ?

A. 5 days
B. 15 days
C. 10 days
D. 20 days

Question 481

If 10 men or 20 boys can make 260 mats in 20 days, then how many mats will be made by 8 men and 4 boys in 20 days?

A. 260
B. 240
C. 280
D. 520

Question 482

A and B can together finish a work in 30 days. They worked together for 20 days and B left. After another 20 days, A finished the remaining work. In how many days A alone can finish the job ?

A. 40 days
B. 50 days
C. 54 days
D. 60 days

Question 483

A can complete a piece of work in 36 days, B in 54 days and C in 72 days. All the three began the work the work together but A left 8 days before the completion of the work and B 12 days before the completion of work. Only C worked up to the end. In how many days was the work completed?

A. 24 days
B. 25 days
C. 27 days
D. 30 days

Question 484

Anuj and Manoj can together paint their house in 30 days. After working for 20 days, Anuj has to go out and Manoj finished the remaining working the next 30 days. If Manoj had gone away after 20 days instead of Anuj, then Anuj would have completed the remaining work in ?

A. 15 days
B. 20 days
C. 25 days
D. 35 days

Question 485

While working 7 hour a day, A alone can complete a piece of work in 6 days and B alone in 8 days. In what time would they complete it together, 8 hour a day?

A. 3 days
B. 4 days
C. 2.1 days
D. 3.6 days

Question 486

A cistern can be filled by two pipes in 20 and 30 minutes respectively. Both pipes being opened, when the first pipe must be turned off so that the cistern may be filled in 10 minutes more.

A. After 10 minutes
B. After 12 minutes
C. After 20 minutes
D. After 8 minutes

Question 487

A can do a piece of work in 12 days. When he had worked for 3 days. B joined him. If they complete the work in 3 more days, in how many days can B alone finish the work ?

A. 6 days
B. 12 days
C. 4 days
D. 8 days

Question 488

A tank can be filled with water by two pipes A and B together in 36 minutes. If the pipe B was stopped after 30 minutes, the tank is filled in 40 minutes. The pipe B can alone fill the tank in:

A. 45 minutes
B. 60 minutes
C. 75 minutes
D. 90 minutes

Question 489

A started a ,work and left after working for 2 days. Then B was called and he finished the work in 9 days. had A left the work after working for 3 days, B would have finished the remaining work in 6 days. In how many days can each of them, working alone, finish the whole work ?

A. 2.5 days, 7.5 days
B. 5 days, 8.5 days
C. 5 days, 15 days
D. None of these

Question 490

A boy and a girl together fill a cistern with water. The boy pours 4 liters of water every 3 minutes and girl pours 3 litres every 4 minutes. How much time will it take to fill 100 litres of water in the cistern?

A. 36 minute
B. 42 minutes
C. 48 minutes
D. 44 minutes

Question 491

Working together, Asha and Sudha can complete an assigned task in 20 days. However, if Asha worked alone and completed half the work and then Sudha takes over the task and completes the second half of the task, the task will be completed in 45 days. How long will Asha take to complete the if she worked alone ? Assume that Sudha is more efficient than Asha.

A. 25 days
B. 30 days
C. 60 days
D. 65 days

Question 492

A tank has a leak which would empty the completely filled tank in 10 hours. If the tank is full of water and a tap is opened which admits 4 litres of water per minutes in the tank, the leak takes 15 hours to empty the tank. how many litres does the tank hold?

A. 2400 litres
B. 4500 litres
C. 1200 litres
D. 7200 litres

Question 493

A, B and C completed a work costing Rs. 1800. A work for 6 days, B for 4 days and C for 9 days. If their daily wages are in the ratio of 5 : 6 : 4, how much amount will be received by A?

A. Rs. 800
B. Rs. 600
C. Rs. 900
D. Rs. 750

Question 494

A and B together can complete a job in 8 days. Both B and C, working alone can finish the same job in 12 days, A and B commence work on the job, and work for 4 days, where upon A leaves, B continues for 2 more days, and then he leaves too, C now starts working, and finishes the job. How many days will C require to finish the remaining work ?

A. 5 days
B. 8 days
C. 3 days
D. 4 days

Question 495

A man and a boy received Rs. 800 as wages for 5 days for the work they did together. The man's efficiency in the work was thrice times that of the boy. What are the daily wages of the boy?

A. Rs. 76
B. Rs. 56
C. Rs. 44
D. Rs. 40

Question 496

A and B can together finish a piece of work in 30 days. They worked on it 20 days and then B left. The remaining work was done by A alone in 20 days. A alone can finish the work in = ?

A. 60 days
B. 54 days
C. 48 days
D. 50 days

Question 497

An engineer undertakes a project to build a road 15 km long in 300 days and employs 45 men for the purpose. After 100 days, he finds 2.5 km of the road has been completed. Find the (approx.) number of extra men he must employ to finish the work in time.

A. 43
B. 45
C. 55
D. 68

Question 498

There is provision of food in fort for 1200 soldiers for 60 days. After 15 days, 200 soldiers leave the fort. Remaining food will last for how many days?

A. 56 days
B. 50 days
C. 54 days
D. 48 days

Question 499

16 women take 12 days to complete a work which can be completed by 12 men in 8 days. 16 men started working and after 3 days 10 men left and 4 women joined them. How many days will they take to complete the remaining work ?

A. 4 days
B. 6 days
C. 8 days
D. 10 days

Question 500

Three pipes A,B and C attached to a cistern. A can fill it in 10 min, B in 15 min, C is a waste pipe for emptying it. After opening both the pipes A and B, a man leaves the cistern and returns when the cistern should have been just full. Finding, however, that the waste pipe had left open, he closes it and the cistern now gets filled in 2 min. In how much time the pipe C, if opened alone, empty the full cistern?

A. 12 min
B. 16 min
C. 18 min
D. 15 min

Question 501

40 men can complete a piece of work in 18 days. Eight days after they started working together, 10 more men joined them. How many days will they now take to complete the remaining work ?

A. 6 days
B. 8 days
C. 10 days
D. 12 days

Question 502

There is a group of 5 boys and 2 girls. The two groups working together can do four times as much work as a boy and a girl. Ratio of working capacities of a boy and a girl is:

A. 2 : 1
B. 2 : 3
C. 1 : 3
D. 1 : 2

Question 503

Vimal can do a piece of work in 20 days, Vimal and Kamal together can do in 12 days. If Kamal does the work only for half a day daily then in how many days the work will be completed ?

A. 14
B. 17
C. 12
D. 15

Question 504

There are three boats A, B and C, working together they carry 60 people in each trip. One day an early morning A carried 50 people in few trips alone. When it stopped carrying the passengers B and C started carrying the people together. It took a total of 10 trips to carry 300 people by A, B and C. It is known that each day on an average 300 people cross the river using only one of the 3 boats A, B and C. How many trips it would take to A to carry 150 passengers alone?

A. 15
B. 30
C. 25
D. 10

Question 505

Raj can do a piece of work in 20 days. He started the work and left after some days, when 25% work was done. After it Abhijit joined and completed it working for 10 days. In how many days Raj and Abhijit can do the complete work, working together?

A. 6
B. 8
C. 10
D. 12

Question 506

If 10 persons can do a job in 20 days, then 20 person with twice the efficiency can do the same job in:

A. 5 days
B. 40 days
C. 10 days
D. 20 days

Question 507

Two men and women are entrusted with a task. The second man needs three hours more to cope up with the job than the second man and the woman would need working together. The first man, working alone, would need as much time as second man and the woman working together. The first man working alone, would spend eight hours less than the double period of the time second man would spend working alone. How much time would the two men and the women need to complete the task if they all asked together?

A. 1 hour
B. 2 hours
C. 3 hours
D. 4 hours

Question 508

There was a leakage in the container of the refined oil. If 11 kg oil is leaked out per day then it would have lasted for 50 days, if the leakage was 15 kg per day, then it would have lasted for only 45 days. For how many days would the oil have lasted, if there was no leakage ant it was completely used for eating purpose?

A. 80 days
B. 72 days
C. 100 days
D. 120 days

Question 509

If 2 men or 3 women or 4 boys can do a piece of work in 52 days, then the same piece of work will be done by 1 man, 1 woman and 1 boy in:

A. 48 days
B. 36 days
C. 45 days
D. 50 days

Question 510

At a Tech Pvt Ltd. there are some engineering students employed as trainee engineers, belong to two eminent institutions of India. One group belongs to IIT and another to NIT. Each student of IIT works for 10 hours a day till 60 days and each student of NIT works for 8 hours a day till 80 days on the two same project. The ratio of students of IIT and that of NIT is 4:5 respectively. Students of which institution is slower in work and by how much?

A. IITian is 20% less efficient
B. NITian is 33.33% less efficien
C. NIT is 25% less efficient
D. IIT is 33.33% less efficient

Question 511

If one pipe A can fill a tank in 20 minutes, then 5 pipes, each of 20% efficiency of A, can fill the tank in:

A. 80 min
B. 100 min
C. 20 min
D. 25 min

Question 512

42 women can do a piece of work in 18 days, How many women would be required do the same work in 21 days.

A. 35
B. 36
C. 37
D. 38

Question 513

X takes 4 days to complete one-third of a job. Y takes 3 days to complete one-sixth of the job and Z takes 5 days to complete half the job. If all of them work together for 3 days and X and Z quit, how long will it take for Y to complete the remaining work done.

A. 6 days
B. 8.1 days
C. 5.1 days
D. 7 days

Question 514

A is thrice good a workman as B and therefore is able to finish a job in 40 days less than B. Working together they can do it in:

A. 15 days
B. 16 days
C. 18 days
D. 20 days

Question 515

A and B completed a work together in 5 days. had A worked at twice the speed and B at half the speed, it would have taken them four days to complete the job. How much time would it take for A alone to do the work?

A. 10 days
B. 20 days
C. 25 days
D. 15 days

Question 516

A and B can compete a piece of work in 18 days. They worked together for 12 days and then A left. B alone finished the work in 15 days. If Rs. 1500 be paid for the work then A's share is:

A. Rs. 750
B. Rs. 800
C. Rs. 600
D. Rs. 900

Question 517

Two forest officials in their respective division were involved in the harvesting of tendu leave. One division had an average output of 21 tons from a hectares and other division, which had 12 hectares of land less, dedicated to tendu leaves, got 25 tons of tendu from a hectare. As a result, the second division harvested 300 tons of tendu leaves more than the first. How many tons of tendu leaves did the first division harvest.

A. 3150
B. 3450
C. 3500
D. 3600

Question 518

If 3 men or 4 women can plough a field in 43 days, how long will 7 men and 5 women take to plough it?

A. 10 days
B. 11 days
C. 9 days
D. 12 days

Question 519

To complete a piece of work A and B take 8 days, B and C 12 days. A, B and C take 6 days. A and C will take :

A. 7 Days
B. 7.5 Days
C. 8 Days
D. 8.5 Days

Question 520

The charges per hour of internet surfing is increased by 25% then find the percentage decrease in the time period of surfing user (a net savy) who can afford only 10% increase in expenditure:

A. 22%
B. 12%
C. 15%
D. 9.09%

Question 521

Two pipes can fill the cistern in 10hr and 12 hr respectively, while the third empty it in 20hr. If all pipes are opened simultaneously, then the cistern will be filled in:

A. 7.5 hr
B. 8 hr
C. 8.5 hr
D. 10 hr

Question 522

A group of men decided to do a job in 4 days. But since 20 men dropped out every day, the job completed at the end of the 7th day. How many men were there at the beginning?

A. 240
B. 140
C. 280
D. 150

Question 523

Three taps A, B and C together can fill an empty cistern in 10 minutes. The tap A alone can fill it in 30 minutes and the tap B alone in 40 minutes. How long will the tap C alone take to fill it?

A. 16 minutes
B. 24 minutes
C. 32 minutes
D. 40 minutes

Question 524

Two persons having different productivity of labour, working together can reap a field in 2 days. If one-third of the field was reaped by the first man and rest by the other one working alternatively took 4 days. How long did it take for the faster person to reap the whole field working alone?

A. 3
B. 6
C. 8
D. 12

Question 525

A and B working separately can do a piece of work in 9 and 15 days respectively. If they work for a day alternately, with A beginning, then the work will be completed in:

A. 9 days
B. 10 days
C. 11 days
D. 12 days

Question 526

A group of workers was put on a job. From second day onwards, one worker was withdrawn each day. The job was finished when the last worker was withdrawn. Had no worker been withdrawn at any stage, the group would have finished the job in 55% of the time. How many workers were there in the group?

A. 15
B. 14
C. 12
D. 10

Question 527

Two pipes A and B can fill a tank in 36 min. and 45 min. respectively. Another pipe C can empty the tank in 30 min. First A and B are opened. After 7 minutes, C is also opened. The tank filled up in:

A. 39 min.
B. 46 min
C. 40 min.
D. 45 min.

Question 528

A single reservoir supplies the petrol to the whole city, while the reservoir is fed by a single pipeline filling the reservoir with the stream of uniform volume. When the reservoir is full and if 40, 000 litres of petrol is used daily, the supply fails in 90 days. If 32, 000 litres of petrol used daily, it fails in 60 days. How much petrol can be used daily without the supply ever failing?

A. 64000 litres
B. 56000 litres
C. 60000 litres
D. 78000 litres

Question 529

A does half as much work as B in one -sixth of the time.If together they take 10 days to complete a work, how much time shall B take to do it alone?

A. 13.33 days
B. 20 days
C. 30 days
D. 40 days

Question 530

An employee pays Rs. 26 for each day a worker and forfeits Rs. 7 for each day he idle. At the end of 56 days, if the worker got Rs. 829, for how many days did the worker remain idle?

A. 21
B. 15
C. 19
D. 13

Question 531

A pipe can fill a tank in 0.9 hours and another pipe can empty in 0.7 hours. If tank is completely filled and both pipes are opened simultaneously then 450 liters of water is removed from the tank is 2.5 hours. What is the capacity of the tank?

A. 200 liters
B. 350 liters
C. 456 liters
D. 567 liters

Question 532

A, B and C completed a work costing Rs. 1800. A worked for 6 days, B for 4 days and C for 9 days. If their daily wages are in the ratio of 5 : 6 : 4, how much amount will be received by A ?

A. Rs. 600
B. Rs. 750
C. Rs. 800
D. Rs. 900

Question 533

If the expenditure of gas on burning 6 burners for 6 hours a day for 8 days is Rs. 450, then how many burners can be used for 10 days at 5 hours a day for Rs. 625 ?

A. 12
B. 16
C. 4
D. 8

Question 534

X can do a piece of work in 24 days. When he had worked for 4 days, Y joined him. If complete work was finished in 16 days, Y can alone finish that work in ?

A. 27 days
B. 36 days
C. 42 days
D. 18 days

Question 535

Working efficiencies of P and Q for completing a piece of working are in the ratio 3 : 4. The number of days to be taken by them to complete the work will be in the ratio ?

A. 3 : 2
B. 2 : 3
C. 3 : 4
D. 4 : 3

Question 536

A can do a piece of work in 90 days, B in 40 days and C in 12 days. They work for a day each in turn i.e., first day A does it alone, B does it the second day and C the third day. After that A does it for another day, and so on. After finishing the work they get Rs. 240. If the wages are divided in proportion to the work done by them, find what each will get ?

A. A Rs. 24, B Rs. 54, C Rs. 162
B. A Rs. 22, B Rs.50, C Rs. 132
C. A Rs. 26, B Rs. 52, C Rs. 142
D. A Rs. 20, B Rs. 44, C Rs. 182

Question 537

A job can be done by 3 skilled workmen in 20 days or by 5 boys in 30 days. How many days will they take if they work together ?

A. 8 days
B. 10 days
C. 11 days
D. 12 days

Question 538

P is thrice as good a workman as Q and therefore able to finish a job in 48 days less than Q. Working together, they can do it in ?

A. 18 days
B. 24 days
C. 30 days
D. 12 days

Question 539

A takes three times as long as B and C together to do a job. B takes four times as long as A and C together to do the work. If all the three, working together can complete the job in 24 days, then the number of days, A alone will take to finish the job is = ?

A. 100 days
B. 96 days
C. 95 days
D. 90 days

Question 540

Five men are working to complete a work in 15 days. After five days 10 women are accompanied by them to complete the work in next 5 days. If the work is to be done by women only, then in how many days could the work be over if 10 women have started it ?

A. 10 days
B. 12 days
C. 15 days
D. 18 days

Question 541

A contractor undertake to do a piece of work in 40 days. He engages 100 men at the beginning and 100 more after 35 days and completes the work in stipulated time. If he had not engaged the work in men, how many days behind the scheduled the work should have been finished ?

A. 5
B. 6
C. 7
D. 8

Question 542

A man, a woman and a boy can do a piece of work in 6, 9 and 18 days respectively. How many boys must assist one man and one woman to do the work in 1 day ?

A. 5
B. 6
C. 9
D. 13

Question 543

A man is twice as fast as a women and a woman is twice as fast as a boy in doing a work. If all of them, a man , a woman and a boy can finish the work in 7 days, a boy will do it alone ?

A. 49 days
B. 7 days
C. 6 days
D. 42 days

Question 544

A's 2 days work is equal to B's 3 days work. If A can complete the work in 8 days, then to complete the work B will take ?

A. 15 days
B. 12 days
C. 16 days
D. 14 days

Question 545

If A, B and C can complete a piece of work in 6 days. If A can work twice faster than B and thrice faster then C, than the number of days C alone can complete the work is ?

A. 44 days
B. 33 days
C. 22 days
D. 11 days

Question 546

A can do half of a piece of work in 1 day,where B can do full. B can do half the work as C in 1 day. The ratio of their efficiencies of work is = ?

A. 1 : 2 : 4
B. 2 : 1 : 4
C. 4 : 2 : 1
D. 2 : 4 : 1

Question 547

If 3 men or 9 boys can finish a piece of work in 21 days, in how many days can 5 men and 6 boys together do the same piece of work ?

A. 8 days
B. 12 days
C. 14 days
D. None of the above

Question 548

If 2 men or 6 women or 4 boys can finish a work in 99 days, how many days will one man, one woman and one boy together take to finish the same work ?

A. 44 days
B. 54 days
C. 64 days
D. None of the above

Question 549

8 men can complete a piece of work in 20 days. 8 women can complete the same work in 32 days. In how many days will 5 men and 8 women together complete the same work ?

A. 10 days
B. 12 days
C. 14 days
D. 16 days

Question 550

A can write 75 pages in 25 hours. A and B together can write 135 pages in 27 hours. In what time can B write 42 pages ?

A. 17 hrs
B. 19 hrs
C. 21 hrs
D. 23 hrs

Question 551

A labourer was appointed by a contractor on the condition he would be paid Rs. 75 for each day of his work but would be, fined at the rate of Rs. 15 per day for his absent. After 20 days, the contractor paid the labourer Rs. 1140. The number of days the labourer absented from work was ?

A. 3 days
B. 5 days
C. 4 days
D. 2 days

Question 552

A can do a work in 10 days. The efficiency of A is 20% less than B. How many days B need to finish the same work?

A. 8.5 days
B. 12.3 days
C. 8 days
D. 7.5 days

Question 553

A group of workers can complete a piece of work in 50 days, when they are working individually. On the first day one person works, on the second day another person joins him, on the third day one person joins them and this process continues till the work is completed. How many approximate days are needed to complete the work ?

A. 8 days
B. 9 days
C. 10 days
D. 11 days

Question 554

18 men can complete a piece of work in 63 days. 9 women take 189 days to complete the same piece of work. How many days will 4 men, 9 women and 12 children together take to complete the piece of work if 7 children alone can complete the piece of work in 486 days ?

A. 54 days
B. 63 days
C. 76 days
D. 81 days

Question 555

16 men can finish a work in 24 days and 48 boys can finish the same work in 16 days. 12 men started the work and after 4 days 12 boys joined them. In how many days can they finish the remaining work ?

A. 6
B. 12
C. 16
D. None of these

Question 556

A can do a piece of work in 20 days and B in 15 days. With help of C, they finish the work in 5 days. In how many days C alone can do the same work ?

A. 5 days
B. 6 days
C. 10 days
D. 12 days

Question 557

A takes 10 days less than the time taken by B to finish a piece of work. If both A and B can do it in 12 days, then the time taken by B alone to finish the work is = ?

A. 30 days
B. 27 days
C. 20 days
D. 25 days

Question 558

Shashi can do piece of work in 20 days. Tanya is 25% more efficient than Sashi. The number of days taken by Tanya to do the same piece of work is = ?

A. 15
B. 25
C. 18
D. 16

Question 559

Dinesh and Rakesh are working on an Assignment, Dinesh takes 6 hours to type 32 pages on a computer, while Rakesh takes 5 hours to type 40 pages. How much time will they take working together on two different computers to type an assignment of 110 page ?

A. 7 hours, 30 minutes
B. 8 hours
C. 8 hours, 15 minutes
D. 8 hours, 25 minutes

Question 560

18 men or 36 boys working 6 hours a day can plough a field in 24 days. In how many days will 24 men and 24 boys working 9 hours a day plough the same field ?

A. 9 days
B. 10 days
C. 6 days
D. 8 days

Question 561

A and B undertake a piece of work for Rs. 250. A alone can do that work in 5 days and B alone can do that work in 15 days. With the help of C, they finish the work in 3 days. If every one gets paid in proportion to work done by them, the amount C will get is ?

A. Rs. 50
B. Rs. 100
C. Rs. 150
D. Rs. 200

Question 562

A can do as much work as B and C together can do. A and B can together do a piece of work in 9 hours 36 minutes and C can do it in 48 hours. The time in hours that B needs to do the work alone, is ?

A. 18 hours
B. 24 hours
C. 30 hours
D. 12 hours

Question 563

A is twice as good as B and together they finish a piece of work in 16 days. The number of days taken by A alone to finish the work is = ?

A. 20 days
B. 21 days
C. 22 days
D. 24 days

Question 564

If 5 men and 3 women can reap 18 acre of crop in 4 days, 3 men and 2 women can reap 22 acre of crop in 8 days, then how many men are required to join 21 women to reap 54 acre of crop in 6 days ?

A. 5
B. 6
C. 10
D. 12

Question 565

A and B can together do a piece of work it in 6 days and A alone can do it in 9 days. The number of days B will take to do it alone is ?

A. 18 days
B. 24 days
C. 9 days
D. 12 days

Question 566

25 men with 10 boys can do in 6 days as much work as 21 men with 30 boys can do in days. How many boys must help 40 men to do the same work in 4 days ?

A. 5
B. 10
C. 20
D. 40

Question 567

A can do a piece of work in 18 days. He worked at it for 12 days and B finished the remaining work in 8 days. B alone can do the whole work in ?

A. 16 days
B. 24 days
C. 35 days
D. 28 days

Question 568

A and B can do a work in 8 days, B and C can do the same work in 12 days. A, B and C together can finish it in 6 days. A and C together will do it in ?

A. 4 days
B. 6 days
C. 8 days
D. 12 days

Question 569

A and B working separately can do a piece of work in 9 and 15 days respectively. If they work for a day alternatively, with A beginning, then the work will be completed in ?

A. 10 days
B. 11 days
C. 9 days
D. 12 days

Question 570

A man can do a piece of work in 30 hours. If he works with his son then the same piece of work is finished in 20 hours. If the son works alone then he do the work in ?

A. 60 hours
B. 50 hours
C. 25 hours
D. 10 hours

Question 571

12 monkeys can eat 12 bananas in 12 minutes. In how many minutes can 4 monkeys eat 4 bananas ?

A. 4 minutes
B. 10 minutes
C. 12 minutes
D. 8 minutes

Question 572

The daily wages of A and B respectively are Rs. 3.50 and Rs. 2.50. When A finishes a certain work, he gets a total wage of Rs. 63. When B does the same work, he gets a total wage Rs. 75. If both of them do it together what is cost of the work ?

A. Rs. 67.50
B. Rs. 27.50
C. Rs. 60.50
D. Rs. 70.50

Question 573

X can copy 80 pages in 20 hours, x and y together can copy 135 pages in 27 hours. Then y can copy 20 pages in ?

A. 20 hours
B. 24 hours
C. 3 hours
D. 12 hours

Question 574

The time taken by 4 men to complete a job is double the time taken by 5 children to complete the same job. Each man is twice as fast as a woman. How long will 12 men, 10 children and 8 women take to complete a job, given that a child would finish the job in 20 days ?

A. 4 days
B. 2 days
C. 1 day
D. 10 days

Question 575

12 men can do a piece of work in 24 days. How many days are needed to complete the work, if 8 men do this work ?

A. 28 days
B. 36 days
C. 48 days
D. 52 days

Question 576

If 4 men and 6 women can complete a work in 8 days, while 3 men and 7 women can complete it in 10 days, then 10 women complete it in ?

A. 35 days
B. 50 days
C. 45 days
D. 40 days

Question 577

A machine P can print one lakh books in 8 hours, machine Q can print the same number of books in 10 hours while machine R can print them in 12 hours. All the machines are started at 9 A.M. while machine P is closed at 11 A.M. and the remaining two machines complete work. Approximately at what time will the work (to print one lakh books) be finished ?

A. 11:30 A.M.
B. 12 Noon
C. 12:30 P.M.
D. 1:00 P.M.

Question 578

A can do a piece of work in 12 days and B in 24 days. If they work together, in how many days will they finish the work ?

A. 20 days
B. 8 days
C. 12 days
D. 15 days

Question 579

X can do a piece of work in 24 days. When he had worked for 4 days, Y joined him. If complete work was finished in 16 days, Y can alone finish that work in ?

A. 18 days
B. 27 days
C. 36 days
D. 42 days

Question 580

10 women can complete a work in 7 days and 10 children take 14 days to complete the work. How many days will 5 women and 10 children take to complete the work?

A. 3
B. 5
C. 7
D. Cannot be determined

Question 581

6 men can complete a piece of work in 12 days, 8 women can complete the same piece of work in 18 days and 18 children can do it in 10 days. 4 men, 12 women and 20 children do the work for 2 days. If the remaining work be completed by men only in 1 day, how many men will be required ?

A. 36
B. 24
C. 18
D. Cannot be determined

Question 582

16 men can finish a piece of work in 49 days. 14 men started working and 8 days they could finish certain amount of work. If it is required to finish the remaining work in 24 days. How many more men should be added to the existing workforce ?

A. 21
B. 28
C. 16
D. 14

Question 583

A can do a piece of work in 12 days and B in 20 days. If they together work on it for 5 days, and remaining work is completed by C in 3 days, then in how many days can C do the same work alone ?

A. 10 days
B. 9 days
C. 12 days
D. 15 days

Question 584

Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. What is the ratio between the capacity of a man and a woman?

A. 3 : 4
B. 4 : 3
C. 5 : 3

Question 585

A and B can do a piece of work in 72 days, B and C can do it in 120 days and A and C can do it in 90 days. In how many days all three together can do the work ?

A. 80 days
B. 100 days
C. 60 days
D. 150 days

Question 586

A can complete a certain work in 4 minutes, B in 5 minutes, C in 6 minutes, D in 10 minutes and E in 12 minutes. The average number of units of work completed by them per minute will be = ?

A. 0.16
B. 0.4
C. 0.8
D. None of these

Question 587

A daily-wages labourer was engaged for a certain number of days for Rs. 5750, but being absent on some of those days he paid only Rs. 5000. What were his maximum possible daily wages ?

A. Rs. 125
B. Rs. 250
C. Rs. 375
D. Rs. 500

Question 588

A and B together can complete a piece of work in 8 days, B alone can complete that work in 12 days. B alone worked for four days. After that how long will A alone takes to complete the work ?

A. 15 days
B. 18 days
C. 16 days
D. 20 days

Question 589

A and B together complete a piece of work in T days. If A alone completes the work in T + 3 days and B alone completes the piece of work in T + 12 days, what is T ?

A. 3 days
B. 9 days
C. 12 days
D. None of the above

Question 590

If there is a reduction in the number of workers in a factory in the ratio 15 : 11 and an increment in their wages in the rate 22 : 25, then the ratio by which the total wages of the workers should be decreased is = ?

A. 6 : 5
B. 5 : 6
C. 3 : 7
D. 3 : 5

Question 591

Reena, Aastha and Shloka can independently complete a piece of work in 6 hours, 4 hours and 12 hours respectively. If they work together, how much time will they take to complete that piece of work ?

A. 2 hours
B. 5 hours
C. 6 hours
D. 8 hours

Question 592

Amit and Sumit can plough a field in 4 days. Sumit alone can plough the field in 6 days. In how many days will Amit alone plough the feild ?

A. 10 days
B. 12 days
C. 14 days
D. 15 days

Question 593

A can do a piece of work in 12 days while B alone can do it in 15 days. With the help of C they can finish it in 5 days. If they are paid Rs. 960 for the whole work. How much money A gets ?

A. Rs. 480
B. Rs. 240
C. Rs. 320
D. Rs. 400

Question 594

Two spinning machines A and B can together produce 300000 metres of cloth in 10 hours. If machine B alone can produce the same amount of cloth in 15 hours. Then how much cloth can machine A produce alone in 10 hours ?

A. 50000 metres
B. 100000 metres
C. 150000 metres
D. 200000 metres

Question 595

X, Y and Z complete a work in 6 days. X or Y alone can do the same work in 16 days. In how many days Z alone can finish the same work ?

A. 12
B. 16
C. 24
D. 36

Question 596

Working efficiencies of P and Q for completing a piece of work are in the ratio 3 : 4. The number of days to be taken by them to complete the work will be in the ratio ?

A. 3 : 2
B. 2 : 3
C. 3 : 4
D. 4 : 3

Question 597

5 men can do a piece of work in 6 days while 10 women can do it in 5 days. In how many days can 5 women and 3 men do it ?

A. 4 days
B. 5 days
C. 6 days
D. 8 days

Question 598

If 3 men or 6 women can do a piece of work in 16 days, in how many days can 12 men and 8 women do the same piece of work ?

A. 4 days
B. 5 days
C. 3 days
D. 2 days

Question 599

A man and a boy together can do a certain amount of digging in 40 days. Their speeds in digging are in the ratio of 8 : 5. How many days will the boy take to complete the work if engaged alone ?

A. 52 days
B. 68 days
C. 80 days
D. 104 days

Question 600

Work done by A in one day is half of the work done by B in one day. Work done by B is half of the work done by C in one day. If C alone can complete the work in 7 days, in how many days can A, B and C together complete the work ?

A. 4 days
B. 14 days
C. 21 days
D. 28 days

Question 601

Rosa can eat 32 rosogollas in one hour. Her sister Lila needs three hours to eat the same number. How much time will they take to eat 32 rosogollas together ?

A. 45 minutes
B. 75 minutes
C. 90 minutes
D. None of these

Question 602

Tapas works twice as fast as Mihir. If both of them together complete a work in 12 days, Tapas alone can complete it in ?

A. 15 days
B. 18 days
C. 20 days
D. 24 days

Question 603

2 men and 3 women together or 4 men can complete a piece of work in 20 days. 3 men and 3 women will complete the same work in = ?

A. 12 days
B. 16 days
C. 18 days
D. 19 days

Question 604

Twenty women together can complete a piece of work in 16 days, 16 men together can complete the same work in 15 days. The ratio of the working capacity of a man to that of a women is = ?

A. 3 : 4
B. 4 : 3
C. 5 : 3
D. 4 : 5

Question 605

A conveyor belt delivers baggage at the rate of 3 tons in 5 minutes and second conveyor belt delivers baggage at the rate of 1 ton in 2 minutes. How much time will it take to get 33 tons of baggage delivered using both the conveyor belts together ?

A. 25 minutes 30 seconds
B. 30 minutes
C. 35 minutes
D. 45 minutes

Question 606

Computer A takes 3 minutes to process an input while computer B takes 5 minutes. If computers A, B and C can process an average of 14 inputs in one hour, how many minutes does computer C alone take to process one input ?

A. 4 minutes
B. 6 minutes
C. 10 minitus
D. None of these

Question 607

5 men and 2 women working together can do four times as much work per hour as a men and a women together. The work done by a men and a women should be in the ratio ?

A. 1 : 2
B. 2 : 1
C. 1 : 3
D. 4 : 1

Question 608

3 men and 7 women can do a job in 5 days, while 4 men and 6 women can do it in 4 days. The number of days required for a group of 10 women working together, at the same rate as before, to finish the same job in ?

A. 30 days
B. 36 days
C. 40 days
D. 20 days

Question 609

P, Q and R are three typists who working simultaneously can type 216 pages in 4 hours. In one hour, R can type as many pages more than Q as Q can type more than P. During a period of five hours, R can type as many pages as P can during seven hours. How many pages does each of them type per hour ?

A. 14, 17, 20
B. 15, 17, 22
C. 15, 18, 21
D. 16, 18, 22

Question 610

Ronald and Elan are working on an assignment. Ronald takes 6 hours to type 32 pages on a computer, while Elan takes 5 hours to type 40 pages. How much time will they take, working together on two different computers to type an assignment of 110 pages ?

A. 7 hours 30 minutes
B. 8 hours
C. 8 hours 15 minutes
D. 8 hours 25 minutes

Question 611

One man or two women or three boys can do a piece of work in 88 days. One man, one woman and one boy will do it in ?

A. 44 days
B. 24 days
C. 48 days
D. 20 days