6 : 222 :: 8 : ? MCQ with Answer and Explanation

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6 : 222 :: 8 : ?

A. 528

B. 512

C. 520

D. 510

Answer: Option C

Solution (By JKSSB Mock Tests)

The relation is n^3 + n. 6^3 + 6 = 216 + 6 = 222; 8^3 + 8 = 512 + 8 = 520.

This question belongs to: Reasoning Mental Reasoning

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Question #1

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Find the odd one out: 3, 5, 7, 12, 17, 19

A. 19

B. 7

C. 12

D. 17

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Correct Answer: Option C

Explanation:
All others are prime numbers while 12 is not.

This question belongs to: Reasoning Mental Reasoning

Question #2

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If DO is coded as 19, how is CAT coded?

A. 25

B. 24

C. 21

D. 22

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Correct Answer: Option B

Explanation:
The code is the sum of alphabet positions. D=4, O=15, sum=19. C=3, A=1, T=20, sum=24.

This question belongs to: Reasoning Mental Reasoning

Question #3

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A man is facing North-West. He turns 90° in the clockwise direction and then 135° in the anti-clockwise direction. Which direction is he facing now?

A. West

B. North

C. South

D. East

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Correct Answer: Option B

Explanation:
Start North-West. +90° CW → North-East. Then 135° ACW from North-East: 135° ACW lands on North (North-East to North is 45°, to North-West 90°, to West 135°). Wait: from North-East ACW 135° is towards North then West: 45° to North, another 90° to West. So West. Option B.

This question belongs to: Reasoning Mental Reasoning

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