An accurate clock shows 8 o'clock in the morning. Through how many degrees will the hour hand rotate when the clock shows 10 o'clock in the morning?
Choose the correct choice from the following answers
A) 80°
B) 60°
C) 30°
D) 10°
E) 120°
The angle traced by the hour hand in 12 hours is 360°, which is 30° per hour.   In 2 hours, the angle traced by the hour hand is 2×30° = 60°   The answer is 60°.
<result>B</result>
An accurate clock shows 8 o'clock in the morning. Through how many degrees will the hour hand rotate when the clock shows 10 o'clock in the morning?