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#28980 Bangla Language & Literature Pipe and Tank Level 0

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?

  1. A 4
  2. B 5
  3. C 5.5
  4. D 6
Answer: D - 6

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