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pipes and cisterns
GATE Mechanical Engineering · Time and Work (Pipes and Cisterns) · 2019-2019
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Two pipes P and Q can fill a tank in 6 hours and 9 hours respectively, while a third pipe R can empty the tank in 12 hours. Initially, P and R are open for 4 hours. Then P is close...
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2019 PYQ
Two pipes P and Q can fill a tank in 6 hours and 9 hours respectively, while a third pipe R can empty the tank in 12 hours. Initially, P and R are open for 4 hours. Then P is close...
mediumanswer keyelite explanation