Find the missing term: 2, 3, 8, 27, ? MCQ with Answer and Explanation

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Find the missing term: 2, 3, 8, 27, ?

A. 100

B. 112

C. 120

D. 80

Answer: Option B

Solution (By JKSSB Mock Tests)

The pattern is multiply by position and add position: 2×1+1=3, 3×2+2=8, 8×3+3=27, so next is 27×4+4=112.

This question belongs to: Reasoning Mental Reasoning

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Practice More Mental Reasoning Questions

Question #1

If A = 1, C = 9, E = 25, then G = ?

A. 36

B. 81

C. 64

D. 49

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Correct Answer: Option D

Explanation:
The value is the square of the letter's alphabet position. A=1²=1, C=3²=9, E=5²=25, G=7²=49.

This question belongs to: Reasoning Mental Reasoning

Question #2

Find the missing number in the series: 8, 24, 12, 36, 18, 54, ?

A. 72

B. 68

C. 27

D. 108

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Correct Answer: Option C

Explanation:
Pattern: ×3, ÷2, ×3, ÷2, ×3, ÷2. 8×3=24, 24÷2=12, 12×3=36, 36÷2=18, 18×3=54, 54÷2=27.

This question belongs to: Reasoning Mental Reasoning

Question #3

Find the odd one out: 13, 17, 19, 21

A. 13

B. 17

C. 19

D. 21

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Correct Answer: Option D

Explanation:
21 is composite, while 13, 17 and 19 are prime numbers.

This question belongs to: Reasoning Mental Reasoning

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