Two pipes can fill a tank in 4 hours and 6 hours respectively. If both are opened for 2 hours and then the faster pipe is closed, how much time will the slower pipe take to fill the remaining tank?

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Accepted Answer

2 hours

Two pipes can fill a tank in 4 hours and 6 hours respectively. If both are opened for 2 hours and then the faster pipe is closed, how much time will the slower pipe take to fill the remaining tank?

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