Math, asked by dimzokim8222, 1 year ago

a tank is filled with two taps.the first tap can fill the tank completely in 45min and the second tap can empty the full tank in 1 hr.if both the taps are opened alternately for one min,then in how many hrs the empty tank will be filled completely?

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Answered by mehak239

1

so,the answer is 3hrs

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