pipe A and B can fill a tank in 12 hours and 16 hours respectively and pipe C can empty the full tank in 24 hours all three pipes are opened together but after 4 hours pipe A is closed in how many hours from the beginning the tank be filled
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1
Answer:
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Answered by
2
Answer:
2/ 14/17 hours
step by step explanation:
tank filled per hour
= 4( 1/12) + 1/16 - 1/24
= (16 + 3 - 2 )/48 = 17/48
tank will be filled in
= 48/17 = 2 14/17 hours
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