What will come in place of the question mark (?) in the following number series? 4, 12, 24, 40, 60, ? MCQ with Answer and Explanation

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What will come in place of the question mark (?) in the following number series? 4, 12, 24, 40, 60, ?

A. 84

B. 80

C. 92

D. 88

Answer: Option A

Solution (By JKExamLibrary)

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

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Question #1

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What will come in place of the question mark (?) in the following number series? 8, 27, 64, 125, ?

A. 256

B. 144

C. 216

D. 196

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Correct Answer: Option C

Explanation:
The series consists of cubes of consecutive integers starting from 2: 2³, 3³, 4³, 5³. The next term is 6³=216.

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, 17, 26, 37, ?

A. 51

B. 49

C. 50

D. 48

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Correct Answer: Option C

Explanation:
The differences are: 7, 9, 11. These are increasing by 2. The next difference is 13. Therefore, 37+13=50.

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? 12, 18, 26, 36, ?

A. 50

B. 48

C. 44

D. 46

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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, 36+12=48.

This question belongs to: Reasoning Number Series

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