Two pipes can fill a cistern in 20 minutes
and 30 minutes respectively. Pipes are
opened simultaneously and it is due to
leakage in the bottom, 3 minutes extra is
taken for cistern to be filled up. If the cistern
is full, in what time would the leak empty it?
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Step-by-step explanation:
Therefore both pipes filled the cistern in 15/2hrs. Now, due to leakage both pipes filled the cistern in 15/2+30/60=8hrs. ∴ In 120 hrs, the leak would empty the
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