DEEPAK,SANJAY AND VIJAY CAN REAP A FIELD IN 63/4DAYS ; SANJAY,VIJAY AND KAILASH IN 14DAYS ;VIJAY ,KAILASH AND DEEPAK IN 18DAYS ; KAILASH, DEEPAK AND SANJAY IN 21DAYS . IN HOW MUCH TIME CAN ALL OF THEM TOGETHER REAP THE FIELD?? SOLVE IT...
ANSWER OF THE QUESTION IS 63/5
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