At what angle the hands of a clock are inclined at 15 minutes past 5?  Select the correct option.
A) 58 1/2 º B) 64º C) 67 1/2 º D) 72º E) 77º
Angle traced by hour hand in 21 hrs ={(360/12)x(21/4)}º =157 1/2 º Angle traced by min. hand in 15 min. ={(360/60)x 15}º = 90º. Required angle = 157 1/2	º - 90º = 67 1/2º
Answer : 67 1/2 º
<result>C</result>
At what angle the hands of a clock are inclined at 15 minutes past 5?