A clock is started at noon. By 10 minutes past 4, the hour hand has turned through how many degrees? Choose the correct option
A) 125Â° B) 130Â° C) 135Â° D) 140Â° E) 145Â°
The angle traced by the hour hand in 12 hrs is 360Â°   The angle traced by the hour hand in 1 hour is 30Â°   The angle traced by the hour hand in 10 minutes is 5Â°   The angle traced by the hour hand in 4 hours and 10 minutes is 4*30Â° + 5Â° = 125Â°   The answer is 125Â°.
<result>A</result>
A clock is started at noon. By 10 minutes past 4, the hour hand has turned through how many degrees?