What will come in place of the question mark (?) in the following number series? 2, 6, 10, 14, 18, ? MCQ with Answer and Explanation

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What will come in place of the question mark (?) in the following number series? 2, 6, 10, 14, 18, ?

A. 20

B. 24

C. 22

D. 26

Answer: Option C

Solution (By JKExamLibrary)

The series increases by 4 each time. Therefore, 18+4=22.

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, 12, 26, 54, ?

A. 110

B. 114

C. 112

D. 108

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Correct Answer: Option A

Explanation:
Each term is obtained by multiplying by 2 and adding 2. (5×2)+2=12, (12×2)+2=26, (26×2)+2=54. The next term is (54×2)+2=110.

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? 5, 10, 20, 40, ?

A. 90

B. 70

C. 60

D. 80

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Correct Answer: Option D

Explanation:
Each term is multiplied by 2. Therefore, 40×2=80.

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? 3, 9, 19, 33, 51, ?

A. 73

B. 69

C. 71

D. 67

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Correct Answer: Option C

Explanation:
The differences are: 6, 10, 14, 18. These are increasing by 4. The next difference is 22. Therefore, 51+22=73.

This question belongs to: Reasoning Number Series

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