3 : 27 :: 4 : ? MCQ with Answer and Explanation

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3 : 27 :: 4 : ?

A. 60

B. 64

C. 32

D. 48

Answer: Option B

Solution (By JKSSB Mock Tests)

The relation is n^3. 3^3 = 27; therefore 4^3 = 64.

This question belongs to: Reasoning Mental Reasoning

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Question #1

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A, B, C, D, E, F and G are sitting in a row facing North. C is to the immediate right of D. F is fourth to the left of G. B is between A and F. E is between C and G. Who is sitting in the middle?

A. D

B. B

C. E

D. C

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Correct Answer: Option C

Explanation:
From clues: possible arrangement A B F D C E G or similar. Middle is 4th position. One valid is A B F D C E G → D in middle.

This question belongs to: Reasoning Mental Reasoning

Question #2

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Find the missing term: 4, 6, 10, 18, 34, ?

A. 66

B. 64

C. 62

D. 58

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Correct Answer: Option A

Explanation:
Differences are +2, +4, +8, +16, each doubling; next difference is +32, so 34+32=66.

This question belongs to: Reasoning Mental Reasoning

Question #3

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Find the next term in the series: 3, 4, 10, 33, 136, ?

A. 690

B. 685

C. 695

D. 700

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Correct Answer: Option B

Explanation:
Pattern: ×1+1, ×2+2, ×3+3, ×4+4, ×5+5: 3×1+1=4, 4×2+2=10, 10×3+3=33, 33×4+4=136, 136×5+5=685.

This question belongs to: Reasoning Mental Reasoning

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