What will come in place of the question mark (?) in the following number series? 4, 6, 10, 16, 24, ? MCQ with Answer and Explanation

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What will come in place of the question mark (?) in the following number series? 4, 6, 10, 16, 24, ?

A. 32

B. 36

C. 34

D. 30

Answer: Option C

Solution (By JKSSB Mock Tests)

The differences are: 2, 4, 6, 8. These are increasing by 2. The next difference is 10. Therefore, 24+10=34.

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, 12, 24, 40, 60, ?

A. 88

B. 80

C. 92

D. 84

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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, 60+24=84.

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? 10, 30, 90, 270, ?

A. 540

B. 960

C. 810

D. 720

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Correct Answer: Option C

Explanation:
Each term is multiplied by 3. Therefore, 270×3=810.

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? 5, 13, 25, 41, 61, ?

A. 85

B. 81

C. 87

D. 83

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Correct Answer: Option A

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

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