sagorahmmed
sagorahmmed sagorahmmed
  • 03-11-2016
  • Mathematics
contestada

Pipe A takes 10 hrs to fill a tank but due to a leakage, it takes 5 hrs more. How long will a leak take to empty the tank if it is completely filled?

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Аноним Аноним
  • 03-11-2016
20 hrs is the answer
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