Find the missing term: 3, 6, 18, 72, ? MCQ with Answer and Explanation

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Find the missing term: 3, 6, 18, 72, ?

A. 360

B. 324

C. 288

D. 432

Answer: Option A

Solution (By JKSSB Mock Tests)

Multipliers are 2, 3, 4, 5: 3×2=6, 6×3=18, 18×4=72, so 72×5=360.

This question belongs to: Reasoning Mental Reasoning

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Question #1

Find the missing term: 4, 12, 28, 60, ?

A. 124

B. 120

C. 112

D. 116

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Correct Answer: Option A

Explanation:
Each term is multiplied by 2 and 4 added: 4×2+4=12, 12×2+4=28, 28×2+4=60, so 60×2+4=124.

This question belongs to: Reasoning Mental Reasoning

Question #2

Find the next term: 1, 4, 9, 16, 25, ?

A. 42

B. 30

C. 49

D. 36

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Correct Answer: Option D

Explanation:
The terms are squares of natural numbers: 1,2,3,4,5. Next term = 6^2 = 36.

This question belongs to: Reasoning Mental Reasoning

Question #3

What is the angle between the two hands of a clock at 4:20?

A. 20°

B. 40°

C. 30°

D. 10°

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Correct Answer: Option D

Explanation:
|30×4 − 5.5×20| = |120 − 110| = 10°.

This question belongs to: Reasoning Mental Reasoning

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