An empty swimming pool can be filled to capacity through an inlet pipe in 3 hours and it can be completely drained by a drainpipe in 6 hours. If both pipes are fully open at the same time, in how many hours will the empty pool be filled to capacity?

গণিত Pipe and Tank 07 Oct, 2020

প্রশ্ন An empty swimming pool can be filled to capacity through an inlet pipe in 3 hours and it can be completely drained by a drainpipe in 6 hours. If both pipes are fully open at the same time, in how many hours will the empty pool be filled to capacity?

  • ক.
    4
  • খ.
    6
  • গ.
    5
  • ঘ.
    5.5

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