Question

A tank can be filled by tap A in 4 hours and emptied by outlet pipesB and C in
10 hours and 8 hours, respectively. If all the three are kept open, find the time taken to
fill the tank.
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Answer 1

Answer:

tank can be filled by tap A in 4 hours and emptied by outlet pipesB and C in

10 hours and 8 hours, respectively