What will come in place of the question mark (?) in the following number series? 5, 14, 27, 44, ? MCQ with Answer and Explanation

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What will come in place of the question mark (?) in the following number series? 5, 14, 27, 44, ?

A. 67

B. 61

C. 65

D. 63

Answer: Option C

Solution (By JKSSB Mock Tests)

The differences are: 9, 13, 17. These are increasing by 4. The next difference is 21. Therefore, 44+21=65.

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? 1, 2, 6, 24, 120, ?

A. 840

B. 720

C. 600

D. 480

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Correct Answer: Option B

Explanation:
The pattern is: 1×1=1, 1×2=2, 2×3=6, 6×4=24, 24×5=120. The next term is 120×6=720.

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? 1, 8, 27, 64, ?

A. 125

B. 100

C. 121

D. 216

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Correct Answer: Option A

Explanation:
The series consists of cubes of consecutive integers: 1³, 2³, 3³, 4³. The next term is 5³=125.

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? 1, 6, 15, 28, ?

A. 48

B. 45

C. 42

D. 40

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Correct Answer: Option B

Explanation:
The pattern is: 1×1=1, 2×3=6, 3×5=15, 4×7=28. The next term is 5×9=45.

This question belongs to: Reasoning Number Series

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