At what time between 4 and 5 will the hands of a clock coincide? MCQ with Answer and Explanation

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At what time between 4 and 5 will the hands of a clock coincide?

A. 21 9/11 min past 4

B. 19 9/11 min past 4

C. 22 9/11 min past 4

D. 20 9/11 min past 4

Answer: Option A

Solution (By JKSSB Mock Tests)

Angle to cover = 4×30 = 120°. Relative speed = 5.5°/min. Time = 120/5.5 = 240/11 = 21 9/11 min past 4.

This question belongs to: Reasoning Mental Reasoning

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Question #1

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In a certain code language, 'COMPUTER' is written as 'RFUVQNPC'. How will 'MEDICINE' be written in that code?

A. EOJDEJFM

B. MFEDJJOE

C. EOJDJEFM

D. MFEJDJOE

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Correct Answer: Option C

Explanation:
The letters are reversed and then each letter is increased by 1. COMPUTER reversed is RETUPMOC, then +1 gives RFUVQNPC. MEDICINE reversed is ENICIDEM, then +1 gives EOJDJEFM.

This question belongs to: Reasoning Mental Reasoning

Question #2

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Find the next term: 100, 81, 64, 49, 36, ?

A. 27

B. 28

C. 25

D. 30

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Correct Answer: Option C

Explanation:
The terms are squares descending: 10^2, 9^2, 8^2, 7^2, 6^2. Next term = 5^2 = 25.

This question belongs to: Reasoning Mental Reasoning

Question #3

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Statements: All men are women. All women are human. Conclusions: I. All men are human. II. Some human are women.

A. Only II follows

B. Both follow

C. Only I follows

D. Neither follows

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Correct Answer: Option B

Explanation:
All men are women and all women are human ⇒ All men are human. Some human are women follows. Both.

This question belongs to: Reasoning Mental Reasoning

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