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Q.
At what angle the hands of a clock are inclined at 15 minutes past 5?
A.
57.5 degrees
B.
67.5 degrees
C.
77.5 degrees
D.
87.5 degrees
View Answer
Correct choice: B
Explanation:
Angle traced by hour hand in21/4 x21 hrs = (360/12×21/4)0 =157x10/2 Angle traced by min. hand in 15 min = (360/12×15)0 = 900 Required Angle = (1571/2)0−900 = 67x10/2
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