Maths A pipe can fill a water tank in 5 hours but due to a hole in its bottom, it takes 30 minutes more to fill the tank. If the tank is full then the filling pipe is closed. In how many hours will the tank be empty because of the hole?
| Q.201514: A pipe can fill a water tank in 5 hours but due to a hole in its bottom, it takes 30 minutes more to fill the tank. If the tank is full then the filling pipe is closed. In how many hours will the tank be empty because of the hole? |
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