If a light flashes every 6 seconds, how many times will it flash in 1/5 of an hour?  Choose the correct choice:
A) 81	B) 101	C) 121	D) 141	E) 161
In 1/5 of an hour there are  12*60= 
<gadget id="calculator"> 12*60</gadget>
<output>720</output>
720 seconds   The number of 6-second intervals= 720/6= 
<gadget id="calculator">720/6</gadget>
<output>120</output>
120   After the first flash, there will be 120 more flashes for a total of 121.   The answer is 121.
<result>C</result>
If a light flashes every 6 seconds, how many times will it flash in 1/5 of an hour?