Entry Test MCQ :: Time and Work Problems

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A tank can be filled by tap A in 16 hrs and by tap B in 20 hrs. Both the taps are kept opened for 8 hrs and then A is closed. In how many more hours will the tank be completely filled?

[A].	2 hrs	[B].	12 2?3
[C].	10 hrs	[D].	0.5 hrs

Answer: Option A

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