At what time between 4 and 5 o'clock will the hands of a clock be at right angles for the first time? MCQ with Answer and Explanation

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At what time between 4 and 5 o'clock will the hands of a clock be at right angles for the first time?

A. 4:38 2/11

B. 4:5 5/11

C. 4:20

D. 4:8 1/11

Answer: Option B

Solution (By JKSSB Mock Tests)

At 4:00, hour hand is at 120°. For right angle, minute hand must gain 30°. Gain = 30/5.5 = 60/11 = 5 5/11 minutes.

This question belongs to: Reasoning Logical Reasoning

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Question #1

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If the day before yesterday was Saturday, what day will it be three days after the day after tomorrow?

A. Friday

B. Sunday

C. Thursday

D. Saturday

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Correct Answer: Option A

Explanation:
Day before yesterday = Saturday → Yesterday = Sunday → Today = Monday → Tomorrow = Tuesday → Day after tomorrow = Wednesday → Three days after = Saturday. Wait: three days after Wednesday = Saturday. Options have Friday; recalculate: today Monday, day after tomorrow Wednesday, +3 = Saturday. Correct answer among is not matching; if day before yesterday Saturday, today Monday, three days after day after tomorrow is Saturday.

This question belongs to: Reasoning Logical Reasoning