Question 955731
Seema, Meena and Reema begin to jog around a circular stadium and they complete their revolutions in 54 seconds, 42 seconds and 63 seconds respectively. After approximately how many minutes will they come together at the starting point?
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the lowest common denominator of all three numbers=18*14*21=5292 sec or 5292/60=88.2 min
After approximately how many minutes will they come together at the starting point? 88 min