three persons A, B and C run a long a circular path 121 cm long. They start them
har path 121 cm long. They start their race from
une same point and at the same time with a speed of 3 km/hr, 7 km/hr and 13 km/hr
respectively. After what time will they meet again?
(1)
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Answer:
take it H.C.F you will know
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