Math, asked by devashish3244, 1 year ago

A pipe can fill a swimming pool in three hours. a second pipe can fill the pool in two hours. of both pipes are turned on at the same time, how long will it take them to fill the pool

Answers

Answered by psjain
1

A pipe can fill the pool in 3 hours

Therefore in one hour it fills 1/3 part

Siilarly the other pipe fills the pool in 2 hours

Therefore in one hour it fills 1/2part

So in one hour they fill 1/3+1/2= 5/6 part

Therefore the whole pool is filled in 6/5 hours= 1hour 12 minutes

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