5. A tap can filla cistern in 8 hours and another tap can empty it in – InterviewSolution

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1.	5. A tap can filla cistern in 8 hours and another tap can empty it in 16 hours. If both the taps are open, thetime (in hours) taken to fill the tank will be(a) 8(b) 10(c) 16(d) 24
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