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 4, the hour hand has turned through:

Options:

137.5°

157.5°

127.5°

117.5°

Correct Answer:

127.5°

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 4 hours 15 min (\(\frac{17}{4}\)hrs.) = 30 × \(\frac{17}{4}\) = 127.5°