Number Series MCQs with Answers for JKSSB, SSC, Railway & Banking Exams

Question #181

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What will come in place of the question mark (?) in the following number series? 7, 14, 28, 56, 112, ?

A. 196

B. 168

C. 252

D. 224

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Correct Answer: Option D

Explanation:
Each term is multiplied by 2. Therefore, 112×2=224.

This question belongs to: Reasoning Number Series

Question #182

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What will come in place of the question mark (?) in the following number series? 3, 7, 13, 21, 31, ?

A. 39

B. 43

C. 45

D. 41

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Correct Answer: Option B

Explanation:
The differences are: 4, 6, 8, 10. These are increasing by 2. The next difference is 12. Therefore, 31+12=43.

This question belongs to: Reasoning Number Series

Question #183

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What will come in place of the question mark (?) in the following number series? 5, 10, 17, 26, 37, ?

A. 48

B. 50

C. 46

D. 52

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Correct Answer: Option B

Explanation:
The differences are: 5, 7, 9, 11. These are consecutive odd numbers. The next difference is 13. Therefore, 37+13=50.

This question belongs to: Reasoning Number Series

Question #184

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What will come in place of the question mark (?) in the following number series? 2, 4, 8, 14, 22, 32, ?

A. 42

B. 44

C. 46

D. 40

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Correct Answer: Option B

Explanation:
The differences are: 2, 4, 6, 8, 10. These are increasing by 2. The next difference is 12. Therefore, 32+12=44.

This question belongs to: Reasoning Number Series

Question #185

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What will come in place of the question mark (?) in the following number series? 6, 11, 18, 27, 38, 51, ?

A. 66

B. 64

C. 68

D. 62

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Correct Answer: Option A

Explanation:
The differences are: 5, 7, 9, 11, 13. These are consecutive odd numbers. The next difference is 15. Therefore, 51+15=66.

This question belongs to: Reasoning Number Series

Question #186

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What will come in place of the question mark (?) in the following number series? 4, 7, 12, 19, 28, ?

A. 35

B. 41

C. 39

D. 37

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Correct Answer: Option C

Explanation:
The differences are: 3, 5, 7, 9. These are consecutive odd numbers. The next difference is 11. Therefore, 28+11=39.

This question belongs to: Reasoning Number Series

Question #187

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What will come in place of the question mark (?) in the following number series? 8, 13, 20, 29, 40, ?

A. 55

B. 53

C. 49

D. 51

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Correct Answer: Option B

Explanation:
The differences are: 5, 7, 9, 11. These are consecutive odd numbers. The next difference is 13. Therefore, 40+13=53.

This question belongs to: Reasoning Number Series

Question #188

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What will come in place of the question mark (?) in the following number series? 3, 9, 19, 33, 51, ?

A. 73

B. 67

C. 71

D. 69

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Correct Answer: Option C

Explanation:
The differences are: 6, 10, 14, 18. These are increasing by 4. The next difference is 22. Therefore, 51+22=73.

This question belongs to: Reasoning Number Series

Question #189

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What will come in place of the question mark (?) in the following number series? 5, 13, 25, 41, 61, ?

A. 87

B. 81

C. 83

D. 85

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Correct Answer: Option D

Explanation:
The differences are: 8, 12, 16, 20. These are increasing by 4. The next difference is 24. Therefore, 61+24=85.

This question belongs to: Reasoning Number Series

Question #190

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What will come in place of the question mark (?) in the following number series? 2, 7, 16, 29, 46, ?

A. 61

B. 63

C. 65

D. 67

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Correct Answer: Option C

Explanation:
The differences are: 5, 9, 13, 17. These are increasing by 4. The next difference is 21. Therefore, 46+21=67.

This question belongs to: Reasoning Number Series

Question #191

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What will come in place of the question mark (?) in the following number series? 4, 14, 28, 46, 68, ?

A. 90

B. 88

C. 92

D. 94

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Correct Answer: Option C

Explanation:
The differences are: 10, 14, 18, 22. These are increasing by 4. The next difference is 26. Therefore, 68+26=94.

This question belongs to: Reasoning Number Series

Question #192

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What will come in place of the question mark (?) in the following number series? 6, 16, 30, 48, 70, ?

A. 94

B. 96

C. 90

D. 92

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Correct Answer: Option B

Explanation:
The differences are: 10, 14, 18, 22. These are increasing by 4. The next difference is 26. Therefore, 70+26=96.

This question belongs to: Reasoning Number Series

Question #193

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What will come in place of the question mark (?) in the following number series? 3, 11, 23, 39, 59, ?

A. 79

B. 81

C. 77

D. 83

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Correct Answer: Option D

Explanation:
The differences are: 8, 12, 16, 20. These are increasing by 4. The next difference is 24. Therefore, 59+24=83.

This question belongs to: Reasoning Number Series

Question #194

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What will come in place of the question mark (?) in the following number series? 5, 17, 33, 53, 77, ?

A. 99

B. 105

C. 101

D. 97

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Correct Answer: Option B

Explanation:
The differences are: 12, 16, 20, 24. These are increasing by 4. The next difference is 28. Therefore, 77+28=105.

This question belongs to: Reasoning Number Series

Question #195

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What will come in place of the question mark (?) in the following number series? 2, 12, 26, 44, 66, ?

A. 88

B. 86

C. 84

D. 92

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Correct Answer: Option D

Explanation:
The differences are: 10, 14, 18, 22. These are increasing by 4. The next difference is 26. Therefore, 66+26=92.

This question belongs to: Reasoning Number Series

Question #196

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What will come in place of the question mark (?) in the following number series? 4, 16, 32, 52, 76, ?

A. 100

B. 104

C. 98

D. 96

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Correct Answer: Option B

Explanation:
The differences are: 12, 16, 20, 24. These are increasing by 4. The next difference is 28. Therefore, 76+28=104.

This question belongs to: Reasoning Number Series

Question #197

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What will come in place of the question mark (?) in the following number series? 6, 18, 34, 54, 78, ?

A. 102

B. 98

C. 106

D. 100

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Correct Answer: Option C

Explanation:
The differences are: 12, 16, 20, 24. These are increasing by 4. The next difference is 28. Therefore, 78+28=106.

This question belongs to: Reasoning Number Series

Question #198

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What will come in place of the question mark (?) in the following number series? 3, 13, 27, 45, 67, ?

A. 93

B. 89

C. 85

D. 87

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Correct Answer: Option A

Explanation:
The differences are: 10, 14, 18, 22. These are increasing by 4. The next difference is 26. Therefore, 67+26=93.

This question belongs to: Reasoning Number Series

Question #199

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What will come in place of the question mark (?) in the following number series? 5, 15, 29, 47, 69, ?

A. 89

B. 95

C. 87

D. 91

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Correct Answer: Option B

Explanation:
The differences are: 10, 14, 18, 22. These are increasing by 4. The next difference is 26. Therefore, 69+26=95.

This question belongs to: Reasoning Number Series

Question #200

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What will come in place of the question mark (?) in the following number series? 7, 19, 35, 55, 79, ?

A. 99

B. 103

C. 101

D. 107

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Correct Answer: Option D

Explanation:
The differences are: 12, 16, 20, 24. These are increasing by 4. The next difference is 28. Therefore, 79+28=107.

This question belongs to: Reasoning Number Series

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