A clock is started at noon. By 10 minutes past The hour turned through

A 145°

B 150°

C 155°

D 160°

Correct Answer: Option C

Angle traced by hour hand in 12 hrs = 360º.

Angle traced by hour hand in 5 hrs 10 min. i.e., 31/6 hrs

= 360/12 x 31/6 º

= 155º.