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Ramesh can do a piece of work in 25 days and umesh can do it in 30 days . In how many days can they do it together |
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Answer» In one day Ramesh can do = 1/25 work In one day Umesh can do = 1/30 work In one day both can do= 1/25 + 1/30= (6 + 5)/150= 11/150 work Both can finish work in 150/11= 13.5 days |
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