An accurate clock shows 8 o'clock in the morning. Through how many degrees will the hour hand rotate when the clock shows 9 o'clock in the morning? Choices
A) 30  B) 60  C) 90  D) 120  E) 150
The hour hand will move 1/12 of a circle.   (1/12)*360= 
<gadget id="calculator">(1/12)*360</gadget>
<output>30</output>
30 degrees.   The answer is 30.
<result>A</result>
An accurate clock shows 8 o'clock in the morning. Through how many degrees will the hour hand rotate when the clock shows 9 o'clock in the morning?