Maths An electric pump can fill a tank in 3 hours, but due to the hole in the tank, it takes 3 1/2 hours to fill it, in how much time all the water of the filled tank will come out from the hole?
| Q.201535: An electric pump can fill a tank in 3 hours, but due to the hole in the tank, it takes 3 1/2 hours to fill it, in how much time all the water of the filled tank will come out from the hole? |
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