Question 1
Look at this series: 2, 1, (1/2), (1/4), ... What number should come next?
A. (1/3)
B. (1/8)
C. (2/8)
D. (1/16)
View Answer
Question 2
Look at this series: 3, 4, 7, 8, 11, 12, ... What number should come next?
A. 7
B. 10
C. 14
D. 15
View Answer
Question 3
Look at this series: 2, 4, 6, 8, 10, ... What number should come next?
A. 11
B. 12
C. 13
D. 14
View Answer
Ans - B. 12
As we can see that it is an AP i.e. Arithmetic Progression with common difference 2 so next term will be given by = a + (n-1)d
where a = 2, n = 6 (as we are having 5 terms we need to find 6th one) and common difference d = 2
so next term will be = 2 + (6-1)*2 = 2 + 5*2 = 12
Question 4
Find the odd man out - 6, 9, 15, 21, 24, 28, 30
A. 28
B. 21
C. 24
D. 30
View Answer
Question 5
Look at this series: 7, 10, 8, 11, 9, 12, ... What number should come next?
A. 7
B. 10
C. 12
D. 13
View Answer
Question 6
Look at this series: 36, 34, 30, 28, 24, ... What number should come next?
A. 20
B. 24
C. 25
D. 26
View Answer
Answer: Option B
Explanation:
This is an alternating number subtraction series. First, 2 is subtracted, then 4, then 2, and so on.
Question 7
Look at this series: 22, 21, 23, 22, 24, 23, ... What number should come next?
A. 22
B. 24
C. 25
D. 26
View Answer
Answer: Option C
Explanation:
In this simple alternating subtraction and addition series; 1 is subtracted, then 2 is added, and so on.
Question 8
Look at this series: 53, 53, 40, 40, 27, 27, ... What number should come next?
A. 12
B. 14
C. 27
D. 53
View Answer
Answer: Option B
Explanation:
In this series, each number is repeated, then 13 is subtracted to arrive at the next number.
Question 9
Look at this series: 21, 9, 21, 11, 21, 13, 21, ... What number should come next?
A. 14
B. 15
C. 21
D. 23
View Answer
Answer: Option B
Explanation:
In this alternating repetition series, the random number 21 is interpolated every other number into an otherwise simple addition series that increases by 2, beginning with the number 9.
Question 10
Look at this series: 58, 52, 46, 40, 34, ... What number should come next?
A. 26
B. 28
C. 30
D. 32
View Answer
Answer: Option B
Explanation:
This is a simple subtraction series. Each number is 6 less than the previous number.
Question 11
Look at this series: 8, 22, 8, 28, 8, ... What number should come next?
A. 9
B. 29
C. 32
D. 34
View Answer
Answer: Option D
Explanation:
This is a simple addition series with a random number, 8, interpolated as every other number. In the series, 6 is added to each number except 8, to arrive at the next number.
Question 12
Look at this series: 31, 29, 24, 22, 17, ... What number should come next?
A. 15
B. 14
C. 13
D. 12
View Answer
Answer: Option A
Explanation:
This is a simple alternating subtraction series, which subtracts 2, then 5.
Question 13
Look at this series: 1.5, 2.3, 3.1, 3.9, ... What number should come next?
A. 4.2
B. 4.4
C. 4.7
D. 5.1
View Answer
Answer: Option C
Explanation:
In this simple addition series, each number increases by 0.8.
Question 14
Look at this series: 14, 28, 20, 40, 32, 64, ... What number should come next?
A. 52
B. 56
C. 96
D. 128
View Answer
Answer: Option B
Explanation:
This is an alternating multiplication and subtracting series: First, multiply by 2 and then subtract 8.
Question 15
Look at this series: 201, 202, 204, 207, ... What number should come next?
A. 205
B. 208
C. 210
D. 211
View Answer
Answer: Option D
Explanation:
In this addition series, 1 is added to the first number; 2 is added to the second number; 3 is added to the third number; 4 is added to the fourth number; and go on.
Question 16
Look at this series: 544, 509, 474, 439, ... What number should come next?
A. 404
B. 411
C. 420
D. 445
View Answer
Answer: Option A
Explanation:
This is a simple subtraction series. Each number is 35 less than the previous number.
Question 17
Look at this series: 80, 10, 70, 15, 60, ... What number should come next?
A. 20
B. 25
C. 30
D. 50
View Answer
Answer: Option A
Explanation:
This is an alternating addition and subtraction series. In the first pattern, 10 is subtracted from each number to arrive at the next. In the second, 5 is added to each number to arrive at the next.
Question 18
Look at this series: 2, 6, 18, 54, ... What number should come next?
A. 108
B. 148
C. 162
D. 216
View Answer
Answer: Option C
Explanation:
This is a simple multiplication series. Each number is 3 times more than the previous number.
Question 19
Look at this series: 5.2, 4.8, 4.4, 4, ... What number should come next?
A. 3
B. 3.3
C. 3.5
D. 3.6
View Answer
Answer: Option D
Explanation:
In this simple subtraction series, each number decreases by 0.4.
Question 20
Look at this series: 8, 6, 9, 23, 87 , ... What number should come next?
A. 128
B. 226
C. 324
D. 429
View Answer
Answer: Option D
Explanation:
8 x 1 - 2 = 6
6 x 2 - 3 = 9
9 x 3 - 4 = 23
23 x 4 - 5 = 87
87 x 5 - 6 = 429 ...
Question 21
choose which pair of numbers comes next : 28 25 5 21 18 5 14
A. 11 5
B. 10 7
C. 11 8
D. 5 10
View Answer
Answer: Option A
Explanation:
This is an alternating subtraction series with the interpolation of a random number, 5, as every third number. In the subtraction series, 3 is subtracted, then 4, then 3, and so on.
Question 22
Choose which pair of numbers comes next : 8 11 21 15 18 21 22
A. 25 18
B. 25 21
C. 25 29
D. 24 21
View Answer
Answer: Option B
Explanation:
This is an alternating addition series, with a random number, 21, interpolated as every third number. The addition series alternates between adding 3 and adding 4. The number 21 appears after each number arrived at by adding 3.
Question 23
Choose which pair of numbers comes next : 9 16 23 30 37 44 51
A. 59 66
B. 56 62
C. 58 66
D. 58 65
View Answer
Answer: Option D
Explanation:
Here is a simple addition series, which begins with 9 and adds 7.
Question 24
Choose which pair of numbers comes next : 2 8 14 20 26 32 38
A. 2 46
B. 44 50
C. 42 48
D. 40 42
View Answer
Answer: Option B
Explanation:
This is a simple addition series, which begins with 2 and adds 6.
Question 25
Choose which pair of numbers comes next : 9 11 33 13 15 33 17
A. 19 33
B. 33 35
C. 33 19
D. 15 33
View Answer
Answer: Option A
Explanation:
In this alternating repetition series, a random number, 33, is interpolated every third number into a simple addition series, in which each number increases by 2.
Question 26
Choose which pair of numbers comes next : 2 3 4 5 6 4 8
A. 9 10
B. 4 8
C. 10 4
D. 9 4
View Answer
Answer: Option D
Explanation:
This is an alternating addition series with a random number, 4, interpolated as every third number. In the main series, 1 is added, then 2 is added, then 1, then 2, and so on.
Question 27
Choose which pair of numbers comes next : 17 17 34 20 20 31 23
A. 34 20
B. 23 33
C. 27 28
D. 23 28
View Answer
Answer: Option D
Explanation:
This is an alternating subtraction series with repetition. There are two different patterns here. In the first, a number repeats itself; then 3 is added to that number to arrive at the next number, which also repeats. This gives the series 17, 17, 20, 20, 23, and so on. Every third number follows a second pattern, in which 3 is subtracted from each number to arrive at the next: 34, 31, 28.
Question 28
Choose which pair of numbers comes next : 6 20 8 14 10 8 12
A. 14 10
B. 2 18
C. 4 12
D. 2 14
View Answer
Answer: Option D
Explanation:
This is an alternating addition and subtraction series. In the first pattern, 2 is added to each number to arrive at the next; in the alternate pattern, 6 is subtracted from each number to arrive at the next.
Question 29
Choose which pair of numbers comes next : 21 25 18 29 33 18
A. 43 18
B. 41 44
C. 37 18
D. 37 41
View Answer
Answer: Option D
Explanation:
This is a simple addition series with a random number, 18, interpolated as every third number. In the series, 4 is added to each number except 18, to arrive at the next number.
Question 30
Choose which pair of numbers comes next : 75 65 85 55 45 85 35
A. 25 15
B. 25 85
C. 35 25
D. 85 35
View Answer
Answer: Option B
Explanation:
This is a simple subtraction series in which a random number, 85, is interpolated as every third number. In the subtraction series, 10 is subtracted from each number to arrive at the next.
Question 31
Choose which pair of numbers comes next : 11 16 21 26 31 36 41
A. 47 52
B. 46 52
C. 45 49
D. 46 51
View Answer
Answer: Option D
Explanation:
In this simple addition series, each number is 5 more than the previous number.
Question 32
Choose which pair of numbers comes next : 3 8 13 18 23 28 33
A. 39 44
B. 38 44
C. 38 43
D. 37 42
View Answer
Answer: Option C
Explanation:
In this simple addition series, each number is 5 greater than the previous number.
Question 33
Choose which pair of numbers comes next : 84 78 72 66 60 54 48
A. 44 34
B. 42 36
C. 42 32
D. 40 34
View Answer
Answer: Option B
Explanation:
In this simple subtraction series, each number is 6 less than the previous number.
Question 34
Choose which pair of numbers comes next : 20 20 17 17 14 14 11
A. 11 11
B. 11 14
C. 8 9
D. 11 8
View Answer
Answer: Option D
Explanation:
This is a simple subtraction with repetition series. It begins with 20, which is repeated, then 3 is subtracted, resulting in 17, which is repeated, and so on.
Question 35
Choose which pair of numbers comes next : 61 57 50 61 43 36 61
A. 27 20
B. 31 61
C. 22 15
D. 29 22
View Answer
Answer: Option D
Explanation:
This is an alternating repetition series, in which a random number, 61, is interpolated as every third number into an otherwise simple subtraction series. Starting with the second number, 57, each number (except 61) is 7 less than the previous number.
Question 36
Choose which pair of numbers comes next : 9 12 11 14 13 16 15
A. 18 21
B. 14 17
C. 12 13
D. 18 17
View Answer
Answer: Option D
Explanation:
This is a simple alternating addition and subtraction series. First, 3 is added, then 1 is subtracted, then 3 is added, 1 subtracted, and so on.
Question 37
Choose which pair of numbers comes next : 4 8 22 12 16 22 20 24
A. 28 32
B. 28 22
C. 22 28
D. 32 36
View Answer
Answer: Option C
Explanation:
This is an alternating repetition series, with a random number, 22, interpolated as every third number into an otherwise simple addition series. In the addition series, 4 is added to each number to arrive at the next number.
Question 38
Choose which pair of numbers comes next : 40 40 31 31 22 22 13
A. 13 4
B. 13 5
C. 4 13
D. 9 4
View Answer
Answer: Option A
Explanation:
This is a subtraction series with repetition. Each number repeats itself and then decreases by 9.
Question 39
Choose which pair of numbers comes next : 1 10 7 20 13 30 19
A. 26 40
B. 29 36
C. 40 25
D. 25 31
View Answer
Answer: Option C
Explanation:
Here, every other number follows a different pattern. In the first series, 6 is added to each number to arrive at the next. In the second series, 10 is added to each number to arrive at the next.
Question 40
Choose which pair of numbers comes next : 10 20 25 35 40 50 55
A. 60 70
B. 60 75
C. 60 65
D. 65 70
View Answer
Answer: Option D
Explanation:
This is an alternating addition series, in which 10 is added, then 5, then 10, and so on.
Question 41
Choose which pair of numbers comes next: 42 40 38 35 33 31 28
A. 25 22
B. 26 23
C. 26 24
D. 25 23
View Answer
Answer: Option C
Explanation:
This is an alternating subtraction series in which 2 is subtracted twice, then 3 is subtracted once, then 2 is subtracted twice, and so on.
Question 42
Choose which pair of numbers comes next: 6 10 14 18 22 26 30
A. 33 37
B. 38 42
C. 34 36
D. 34 38
View Answer
Answer: Option D
Explanation:
This simple addition series adds 4 to each number to arrive at the next.
Question 43
Choose which pair of numbers comes next: 8 12 9 13 10 14 11
A. 14 11
B. 15 12
C. 8 15
D. 15 19
View Answer
Answer: Option B
Explanation:
This is an alternating addition and subtraction series, in which the addition of 4 is alternated with the subtraction of 3.
Question 44
Choose which pair of numbers comes next: 36 31 29 24 22 17 15
A. 10 5
B. 13 8
C. 12 7
D. 10 8
View Answer
Answer: Option D
Explanation:
This is an alternating subtraction series, which subtracts 5, then 2, then 5, and so on.
Question 45
Choose which pair of numbers comes next: 3 5 35 10 12 35 17
A. 22 35
B. 35 19
C. 19 35
D. 19 24
View Answer
Answer: Option C
Explanation:
This is an alternating addition series, with a random number, 35, interpolated as every third number. The pattern of addition is to add 2, add 5, add 2, and so on. The number 35 comes after each "add 2" step/
Question 46
Choose which pair of numbers comes next: 13 29 15 26 17 23 19
A. 21 23
B. 20 21
C. 20 17
D. 25 27
View Answer
Answer: Option B
Explanation:
Here, there are two alternating patterns, with every other number following a different pattern. The first pattern begins with 13 and adds 2 to each number to arrive at the next; the alternating pattern begins with 29 and subtracts 3 each time.
Question 47
Choose which pair of numbers comes next: 14 14 26 26 38 38 50
A. 60 72
B. 50 62
C. 50 72
D. 62 62
View Answer
Answer: Option B
Explanation:
In this simple addition with repetition series, each number in the series repeats itself, and then increases by 12 to arrive at the next number.
Question 48
Choose which pair of numbers comes next: 44 41 38 35 32 29 26
A. 22 19
B. 23 19
C. 29 32
D. 23 20
View Answer
Answer: Option D
Explanation:
This is a simple subtraction series, in which 3 is subtracted from each number to arrive at the next.
Question 49
Choose which pair of numbers comes next: 34 30 26 22 18 14 10
A. 8 6
B. 6 4
C. 14 18
D. 6 2
View Answer
Answer: Option D
Explanation:
This is a simple subtraction series, in which 4 is subtracted from each number to arrive at the next.
Question 50
Choose which pair of numbers comes next: 32 31 32 29 32 27 32
A. 25 32
B. 31 32
C. 29 32
D. 25 30
View Answer
Answer: Option A
Explanation:
This is an alternating repetition series. The number 32 alternates with a series in which each number decreases by 2.
Question 51
Choose which pair of numbers comes next: 7 9 66 12 14 66 17
A. 19 66
B. 66 19
C. 19 22
D. 20 66
View Answer
Answer: Option A
Explanation:
This is an alternating addition series with repetition, in which a random number, 66, is interpolated as every third number. The regular series adds 2, then 3, then 2, and so on, with 66 repeated after each "add 2" step.
Question 52
Choose which pair of numbers comes next: 3 8 10 15 17 22 24
A. 26 28
B. 29 34
C. 29 31
D. 26 31
View Answer
Answer: Option C
Explanation:
This is an alternating addition series that adds 5, then 2, then 5, and so on.
Question 53
Choose which pair of numbers comes next: 4 7 26 10 13 20 16
A. 14 17
B. 18 14
C. 19 13
D. 19 14
View Answer
Answer: Option D
Explanation:
Two patterns alternate here, with every third number following the alternate pattern. In the main series, beginning with 4, 3 is added to each number to arrive at the next. In the alternating series, beginning with 26, 6 is subtracted from each number to arrive at the next.
Question 54
Choose which pair of numbers comes next: 32 29 26 23 20 17 14
A. 11 8
B. 12 8
C. 11 7
D. 32 29
View Answer
Answer: Option A
Explanation:
In this simple subtraction series, the numbers decrease by 3.
Question 55
Choose which pair of numbers comes next: 16 26 56 36 46 68 56
A. 80 66
B. 64 82
C. 66 80
D. 78 68
View Answer
Answer: Option C
Explanation:
Here, every third number follows a different pattern from the main series. In the main series, beginning with 16, 10 is added to each number to arrive at the next. In the alternating series, beginning with 56, 12 is added to each number to arrive at the next.
Question 56
Choose which pair of numbers comes next: 2 44 4 41 6 38 8
A. 10 12
B. 35 32
C. 34 9
D. 35 10
View Answer
Answer: Option D
Explanation:
Here, there are two alternating patterns, one addition and one subtraction. The first starts with 2 and increases by 2; the second starts with 44 and decreases by 3.
Question 57
Choose which pair of numbers comes next: 17 32 19 29 21 26 23
A. 25 25
B. 20 22
C. 23 25
D. 25 22
View Answer
Answer: Option C
Explanation:
Here, there are two alternating patterns. The first begins with 17 and adds 2; the second begins with 32 and subtracts 3.
Question 58
Choose which pair of numbers comes next: 17 14 14 11 11 8 8
A. 8 5
B. 5 2
C. 8 2
D. 5 5
View Answer
Answer: Option D
Explanation:
In this simple subtraction with repetition series, each number is repeated, then 3 is subtracted to give the next number, which is then repeated, and so on.
Question 59
Choose which pair of numbers comes next: 10 34 12 31 14 28 16
A. 25 18
B. 30 13
C. 19 26
D. 18 20
View Answer
Answer: Option A
Explanation:
Two patterns alternate here. The first pattern begins with 10 and adds 2 to each number to arrive at the next; the alternating pattern begins with 34 and subtracts 3 each time.
Question 60
Choose which pair of numbers comes next: 11 14 14 17 17 20 20
A. 23 23
B. 23 26
C. 21 24
D. 24 24
View Answer
Answer: Option A
Explanation:
This is a simple addition series with repetition. It adds 3 to each number to arrive at the next, which is repeated before 3 is added again.
Question 61
Look at this series: F2, __, D8, C16, B32, ... What number should fill the blank?
A. A16
B. G4
C. E4
D. E3
View Answer
Answer: Option C
Explanation:
The letters decrease by 1; the numbers are multiplied by 2.
Question 62
Look at this series: 664, 332, 340, 170, ____, 89, ... What number should fill the blank?
A. 85
B. 97
C. 109
D. 178
View Answer
Answer: Option D
Explanation:
This is an alternating division and addition series: First, divide by 2, and then add 8.
Question 63
Look at this series: V, VIII, XI, XIV, __, XX, ... What number should fill the blank?
A. IX
B. XXIII
C. XV
D. XVII
View Answer
Answer: Option D
Explanation:
This is a simple addition series; each number is 3 more than the previous number.
Question 64
Look at this series: 70, 71, 76, __, 81, 86, 70, 91, ... What number should fill the blank?
A. 70
B. 71
C. 80
D. 96
View Answer
Answer: Option A
Explanation:
In this series, 5 is added to the previous number; the number 70 is inserted as every third number.
Question 65
Look at this series: 8, 43, 11, 41, __, 39, 17, ... What number should fill in the blank?
A. 8
B. 14
C. 43
D. 44
View Answer
Answer: Option B
Explanation:
This is a simple alternating addition and subtraction series. The first series begins with 8 and adds 3; the second begins with 43 and subtracts 2.
Question 66
Look at this series: VI, 10, V, 11, __, 12, III, ... What number should fill the blank?
A. II
B. IV
C. IX
D. 14
View Answer
Answer: Option B
Explanation:
This is an alternating addition and subtraction series. Roman numbers alternate with Arabic numbers. In the Roman numeral pattern, each number decreases by 1. In the Arabic numeral pattern, each number increases by 1.
Question 67
Look at this series: (1/9), (1/3), 1, ____ , 9, ... What number should fill the blank?
A. (2/3)
B. 3
C. 6
D. 27
View Answer
Answer: Option B
Explanation:
This is a multiplication series; each number is 3 times the previous number.
Question 68
Look at this series: 83, 73, 93, 63, __, 93, 43, ... What number should fill the blank?
A. 33
B. 53
C. 73
D. 93
View Answer
Answer: Option B
Explanation:
This is a simple subtraction series in which a random number, 93, is interpolated as every third number. In the subtraction series, 10 is subtracted from each number to arrive at the next.
Question 69
Look at this series: 15, __, 27, 27, 39, 39, ... What number should fill the blank?
A. 51
B. 39
C. 23
D. 15
View Answer
Answer: Option D
Explanation:
In this simple addition with repetition series, each number in the series repeats itself, and then increases by 12 to arrive at the next number.
Question 70
Look at this series: 72, 76, 73, 77, 74, __, 75, ... What number should fill the blank?
A. 70
B. 71
C. 75
D. 78
View Answer
Answer: Option D
Explanation:
This series alternates the addition of 4 with the subtraction of 3.
Question 71
Look at this series: J14, L16, __, P20, R22, ... What number should fill the blank?
A. S24
B. N18
C. M18
D. T24
View Answer
Answer: Option B
Explanation:
In this series, the letters progress by 2, and the numbers increase by 2.
Question 72
Look at this series: 4, 7, 25, 10, __, 20, 16, 19, ... What number should fill the blank?
A. 13
B. 15
C. 20
D. 28
View Answer
Answer: Option A
Explanation:
Two series alternate here, with every third number following a different pattern. In the main series, 3 is added to each number to arrive at the next. In the alternating series, 5 is subtracted from each number to arrive at the next.
Question 73
Look at this series: XXIV, XX, __, XII, VIII, ... What number should fill the blank?
A. XXII
B. XIII
C. XVI
D. IV
View Answer
Answer: Option C
Explanation:
This is a simple subtraction series; each number is 4 less than the previous number.
Question 74
Look at this series: 0.15, 0.3, ____, 1.2, 2.4, ... What number should fill the blank?
A. 4.8
B. 0.006
C. 0.6
D. 0.9
View Answer
Answer: Option C
Explanation:
This is a simple multiplication series. Each number is 2 times greater than the previous number.
Question 75
Look at this series: U32, V29, __, X23, Y20, ... What number should fill the blank?
A. W26
B. W17
C. Z17
D. Z26
View Answer
Answer: Option A
Explanation:
In this series, the letters progress by 1; the numbers decrease by 3.