What will come in place of the question mark (?) in the following number series? 0, 7, 26, 63, ? MCQ with Answer and Explanation

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What will come in place of the question mark (?) in the following number series? 0, 7, 26, 63, ?

A. 124

B. 126

C. 125

D. 127

Answer: Option A

Solution (By JKSSB Mock Tests)

The pattern is: 1³-1=0, 2³-1=7, 3³-1=26, 4³-1=63. The next term is 5³-1=124.

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, 14, 28, 46, 68, ?

A. 94

B. 90

C. 92

D. 88

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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 #2

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What will come in place of the question mark (?) in the following number series? 4, 9, 16, 25, 36, ?

A. 44

B. 42

C. 56

D. 49

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Correct Answer: Option D

Explanation:
The series consists of squares of consecutive integers: 2², 3², 4², 5², 6². The next term is 7²=49.

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? 4, 8, 16, 32, ?

A. 64

B. 48

C. 72

D. 56

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Correct Answer: Option A

Explanation:
Each term is multiplied by 2. Therefore, 32×2=64.

This question belongs to: Reasoning Number Series

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