If light can travel 31 times around the world in 4 seconds, how many times can it circle the world in 10 seconds.
124 times
6612 times
8212 times
77.5 times
A
124 times
B
6612 times
C
77.5 times
D
8212 times
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Solution
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In 4 seconds light can travel =31times Then in 10 second it can travel=314×10=77.5times
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