What will come in place of the question mark (?) in the following number series? 7, 14, 28, 56, 112, ? MCQ with Answer and Explanation

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What will come in place of the question mark (?) in the following number series? 7, 14, 28, 56, 112, ?

A. 224

B. 196

C. 168

D. 252

Answer: Option A

Solution (By JKSSB Mock Tests)

Each term is multiplied by 2. Therefore, 112×2=224.

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? 5, 11, 23, 47, ?

A. 93

B. 97

C. 99

D. 95

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Correct Answer: Option D

Explanation:
Each term is obtained by multiplying by 2 and adding 1. (5×2)+1=11, (11×2)+1=23, (23×2)+1=47. The next term is (47×2)+1=95.

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? 8, 14, 22, 32, 44, ?

A. 58

B. 54

C. 56

D. 60

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Correct Answer: Option A

Explanation:
The differences are: 6, 8, 10, 12. These are increasing by 2. The next difference is 14. Therefore, 44+14=58.

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, 2, 4, 7, 11, ?

A. 18

B. 16

C. 14

D. 15

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Correct Answer: Option B

Explanation:
The differences are: 1, 2, 3, 4. The next difference is 5. Therefore, 11+5=16.

This question belongs to: Reasoning Number Series

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