Question
Two men started moving in a circular path from the same
place at the same time in the same direction. If they complete one revolution in 12 min and 16 min respectively, then how long will they take to meet again?Solution
LCM of 12 and 16 is 48 They met after 48 minutes because after 48 minutes, first person will complete 4 rounds and the second person will complete 3 rounds. And they will meet at the starting point.
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