Question

A clock is started at noon. By 10 minutes past 5, the hour hand has turned through:

Answer 1

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

Angle turned by hour hand in 5 hrs 10 min = 31/6hrs = 360/12 x 31/6 = 155º.

Answer 2

By 10 minutes past 5, the hour hand has turned through 155 degrees

Angle traced by hour in 12 hrs = 360º.

Angle traced by hour in 5 hrs 10 min. = 155º