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Data Sufficiency MCQ Questions & Answers

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




Question 1

The last Sunday of March, 2006 fell on which date ? Statements: I. The first Sunday of that month fell on 5th. II. The last day of that month was Friday.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Both I and II are sufficient

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Question 2

Which word in the code language means 'flower' ? Statements: I. 'de fu la pane' means 'rose flower is beautiful' and 'la quiz' means 'beautiful tree'. II. 'de la chin' means 'red rose flower' and 'pa chin' means 'red tea'.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Neither I nor II is sufficient

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Question 3

On which date of the month was Anjali born in February 2004 ? Statements: I. Anjali was born on an even date of the month. II. Anjali's birth date was a prime number.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Both I and II are sufficient

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Question 4

First day of the month is Tuesday and Last day of the same month is Monday. Then which one will be that month ?

A. January
B. February
C. March
D. August

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Question 5

How many doctors are practising in this town ? Statements: I. There is one doctor per seven hundred residents. II. There are 16 wards with each ward having as many doctors as the number of wards.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Both I and II are sufficient

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Question 6

How is X related to Y ? Statements: I. Y and Z are children of D who is wife of X. II. R's sister X is married to Ys father.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Both I and II are sufficient

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Question 7

How is J related to P ? Statements: I. M is brother of P and T is sister of P. II. P's mother is married to J's husband who has one son and two daughters.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Both I and II are sufficient

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Question 8

How many children are there between P and Q in a row of children ? Statements: I. P is fifteenth from the left in the row. II. Q is exactly in the middle and there are ten children towards his right.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Both I and II are sufficient

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Question 9

Who is to the immediate right of P among five persons P, Q, R, S and T facing North ? Statements: I. R is third to the left of Q and P is second to the right of R. II. Q is to the immediate left of T who is second to the right of P.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Both I and II are sufficient

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Question 10

Pradeep correctly remembers that his mother's is before twenty third February but after ninteenth February, whereas his brother correctly remembers that their mother's birthday is not on or after twentysecond February. On which day in February is definitely their mother's birthday ?

A. 20 or 21
B. 20
C. 21
D. None

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Question 11

Each boy contribute rupees equal to the number of girls and each girl contribute rupees equal to the number of boys in a class of 60 students. If the total contribution collected is Rs.1600,how many girls are there in the class ?

A. 30
B. 25
C. 15
D. 40

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Question 12

Who is C's partner in a game of cards involving four players A, B, C and D ? Statements: I. D is sitting opposite to A. II. B is sitting right of A and left of D.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Neither I nor II is sufficient

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Question 13

How is X related to Y? Statements: I. Y says, "I have only one brother". II. X says, "I have only one sister".

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Neither I nor II is sufficient

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Question 14

What is the code for 'sky' in the code language ? Statements: I. In the code language, 'sky is clear' is written as 'de ra fa'. II. In the same code language, 'make it clear' is written as 'de ga jo'.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Neither I nor II is sufficient

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Question 15

On which day of the week was birthday of Sahil ? Statements: I. Sahil celebrated his birthday the very next day on which Arun celebrated his birthday. II. The sister of Sahil was born on the third day of the week and two days after Sahil was born.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Both I and II are sufficient

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Question 16

What will be the total weight of 10 poles, each of the same weight ? Statements: I. One-fourth of the weight of each pole is 5 kg. II. The total weight of three poles is 20 kilograms more than the total weight of two poles.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Both I and II are sufficient

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Question 17

How is Tanya related to the man in the photograph ? Statements: I. Man in the photograph is the only son of Tanya's grandfather. II. The man in the photograph has no brothers or sisters and his father is Tanya's grandfather.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Both I and II are sufficient

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Question 18

Among T, V, B, E and C, who is the third from the top when arranged in the descending order of their weights ? Statements: I. B is heavier than T and C and is less heavier than V who is not the heaviest. II. C is heavier than only T.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Both I and II are sufficient

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Question 19

B is the brother of A. How is A related to B ? Statements: I. A is the sister of C. II. E is the husband of A.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Both I and II are sufficient

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Question 20

How is T related to K? Statements: I. R's sister J has married Ts brother L, who is the only son of his parents. II. K is the only daughter of L and J.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Both I and II are sufficient

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Question 21

How much was the total sale of the company ? Statements: I. The company sold 8000 units of product A each costing Rs. 25. II. This company has no other product line.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Both I and II are sufficient

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Question 22

How many children does M have ? Statements: I. H is the only daughter of X who is wife of M. II. K and J are brothers of M.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Neither I nor II is sufficient

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Question 23

How many students in a class play football ? Statements: I. Only boys play football. II. There are forty boys and thirty girls in the class.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Neither I nor II is sufficient

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Question 24

How many children are there in the row of children facing North ? Statements: I. Vishakha who is fifth from the left end is eighth to the left of Ashish who is twelfth from the right end. II. Rohit is fifth to the left of Nisha who is seventh from the right end and eighteenth from the left end.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Both I and II are sufficient

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Question 25

On a T.V. channel, four serials A, B, C and D were screened, one on eacn day, on four consecutive days but not necessarily in that order. On which day was the serial C screened ? Statements: I. The first serial was screened on 23rd, Tuesday and was followed by serial D. II. Serial A was not screened on 25th and one serial was screened between serials A and B.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Both I and II are sufficient

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Question 26

In which year was Rahul born ? Statements: I. Rahul at present is 25 years younger to his mother. II. Rahul's brother, who was born in 1964, is 35 years younger to his mother.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Both I and II are sufficient

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Question 27

How is F related to P? Statements: I. P has two sisters M and N. II. F's mother is sister of M's father.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Both I and II are sufficient

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Question 28

How many pages of book X did Robert read on Sunday ? Statements: I. The book has 300 pages out of which two-thirds were read by him before Sunday. II. Robert read the last 40 pages of the book on the morning of Monday.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Both I and II are sufficient

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