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A pipe can fill a cistern …

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A pipe can fill a cistern in 9 hours due to leak in its bottom the Christian fills up in 10 hours if the custern is full in how much time will it be imptied by the leak
  • 2 answers

Raju Chhabra 6 years, 10 months ago

A pipe can fill cistern in 9 houts B empty it in10hours Work done by pipe A in one hours=1/9 B empty it in one hour=1/10 To empty the tank in how much time=1/9+1/10=19/90=1/5 Time taken to complete awork=total work both done /part of work done 1/1/5=5hours

Anjali Kumari 6 years, 10 months ago

Incomplete
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