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Number Series MCQ Questions & Answers

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




Question 1

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

Question 2

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

Question 3

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

Question 4

Look at this series: U32, V29, __, X23, Y20, ... What number should fill the blank?

A. W26
B. W17
C. Z17
D. Z26

View Answer

Question 5

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

Question 6

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

Question 7

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

Question 8

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

Question 9

Look at this series: 201, 202, 204, 207, ... What number should come next?

A. 205
B. 208
C. 210
D. 211

View Answer

Question 10

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

Question 11

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

Question 12

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

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Question 13

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

Question 14

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

Question 15

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

Question 16

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

Question 17

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

Question 18

Look at this series: 58, 52, 46, 40, 34, ... What number should come next?

A. 26
B. 28
C. 30
D. 32

View Answer

Question 19

Look at this series: 8, 6, 9, 23, 87 , ... What number should come next?

A. 128
B. 226
C. 324
D. 429

View Answer

Question 20

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

Question 21

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

Question 22

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

Question 23

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

Question 24

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 25

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

Question 26

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

Question 27

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

Question 28

Look at this series: J14, L16, __, P20, R22, ... What number should fill the blank?

A. S24
B. N18
C. M18
D. T24

View Answer

Question 29

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

Question 30

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

Question 31

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

Question 32

Find the odd man out - 6, 9, 15, 21, 24, 28, 30

A. 28
B. 21
C. 24
D. 30

View Answer

Question 33

Look at this series: 31, 29, 24, 22, 17, ... What number should come next?

A. 15
B. 14
C. 13
D. 12

View Answer

Question 34

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

Question 35

Look at this series: XXIV, XX, __, XII, VIII, ... What number should fill the blank?

A. XXII
B. XIII
C. XVI
D. IV

View Answer

Question 36

Look at this series: 2, 6, 18, 54, ... What number should come next?

A. 108
B. 148
C. 162
D. 216

View Answer

Question 37

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

Question 38

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

Question 39

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

Question 40

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

Question 41

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

Question 42

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

Question 43

Look at this series: 80, 10, 70, 15, 60, ... What number should come next?

A. 20
B. 25
C. 30
D. 50

View Answer

Question 44

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

Question 45

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 46

Look at this series: F2, __, D8, C16, B32, ... What number should fill the blank?

A. A16
B. G4
C. E4
D. E3

View Answer

Question 47

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

Question 48

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

Question 49

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

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Question 50

Look at this series: 8, 22, 8, 28, 8, ... What number should come next?

A. 9
B. 29
C. 32
D. 34

View Answer

Question 51

Look at this series: 36, 34, 30, 28, 24, ... What number should come next?

A. 20
B. 24
C. 25
D. 26

View Answer

Question 52

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

Question 53

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

Question 54

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

Question 55

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

Question 56

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

Question 57

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

Question 58

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

Question 59

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

Question 60

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

Question 61

Look at this series: 544, 509, 474, 439, ... What number should come next?

A. 404
B. 411
C. 420
D. 445

View Answer

Question 62

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

Question 63

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

Question 64

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

Question 65

Look at this series: 2, 4, 6, 8, 10, ... What number should come next?

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

View Answer

Question 66

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

Question 67

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

Question 68

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

Question 69

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

Question 70

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

Question 71

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

Question 72

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 73

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

Question 74

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

Question 75

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