If a light flashes every 10 seconds, how many times will it flash in 2/3 of an hour?	Options.
A) 152	B) 241	C) 345	D) 451	E) 542
There are 60 minutes in an hour.   In 2/3 of an hour there are  (60 * 2/3)= 
<gadget id="calculator"> (60 * 2/3)</gadget>
<output>40</output>
40minutes.   In 2/3 of an hour there are  (60 * 40)= 
<gadget id="calculator"> (60 * 40)</gadget>
<output>2_400</output>
2400 seconds.   Light flashed for every 10 seconds.   In 2400 seconds 2400/10= 
<gadget id="calculator">2400/10</gadget>
<output>240</output>
240 times.   The count start after the first flash, the light will flashes 241 times in 2/3 of an hour.   Answer:241
<result>B</result>
If a light flashes every 10 seconds, how many times will it flash in 2/3 of an hour?