A clock is started at noon. By 15 minute

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Target Exam

CUET

Subject

General Test

Chapter

Logical and Analytical Reasoning

Topic

Clocks

Question:

A clock is started at noon. By 15 minutes past 5, the hour hand has turned through:

Options:

147.5°

127.5°

137.5°

157.5°

Correct Answer:

157.5°

Explanation:

Hour hand makes the angle in 12 hours = 360°

Hour hand makes the angle in 1 hour = 30°

Angle traced by hour hand in 5 hours 15 min ($\frac{21}{4}$hrs.) = 30 × $\frac{21}{4}$ = 157.5°