Clock - General Aptitude

Q1:

The angle between the minute hand and the hour hand of a clock when the time is 8.30, is:

A 80°

B 75°

C 60°

D 105°

ANS:B - 75°

Angle traced by hour hand in 17 hrs = 360 x 17 ° = 255°.
2 12 2
Angle traced by min. hand in 30 min. = 360 x 30 ° = 180°.
60
 Required angle = (255 - 180)° = 75°.