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

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

A. 41

B. 35

C. 39

D. 37

Answer: Option C

Solution (By JKExamLibrary)

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

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Question #1

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

A. 30

B. 32

C. 34

D. 28

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Correct Answer: Option B

Explanation:
The differences are: 4, 6, 8. These are increasing by 2. The next difference is 10. Therefore, 22+10=32.

This question belongs to: Reasoning Number Series

Question #2

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

A. 96

B. 100

C. 98

D. 104

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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, 76+28=104.

This question belongs to: Reasoning Number Series

Question #3

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

A. 41

B. 43

C. 42

D. 44

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Correct Answer: Option B

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

This question belongs to: Reasoning Number Series

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