11 : 1210 :: 12 : ? MCQ with Answer and Explanation

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11 : 1210 :: 12 : ?

A. 1584

B. 1440

C. 1716

D. 1728

Answer: Option A

Solution (By JKSSB Mock Tests)

The relation is n^2(n-1). 11^2 × 10 = 1210; 12^2 × 11 = 144 × 11 = 1584.

This question belongs to: Reasoning Mental Reasoning

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Question #1

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

A. 49

B. 64

C. 81

D. 36

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Correct Answer: Option A

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

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Find the missing term: 1000, 200, 40, ?

A. 10

B. 8

C. 4

D. 6

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Correct Answer: Option B

Explanation:
Each term is divided by 5: 1000÷5=200, 200÷5=40, so 40÷5=8.

This question belongs to: Reasoning Mental Reasoning

Question #3

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In a row, R is 7th from left and S is 10th from right. If they interchange, R becomes 12th from the left. How many persons are in the row?

A. 20

B. 22

C. 21

D. 19

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Correct Answer: Option C

Explanation:
S's original left position is R's new left position, 12. Total = 12 + 10 - 1 = 21.

This question belongs to: Reasoning Mental Reasoning

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