A tank can be filled up by two pipes A and B in 2 hours and 3 hours re – McqOptions

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1.	A tank can be filled up by two pipes A and B in 2 hours and 3 hours respectively. A third pipe C can empty the full tank in 6 hours. If all the taps can be turned on at the same time, the tank will be full in
A.	1 hour
B.	40 minutes
C.	1.5 hours
D.	3 hours
Answer» D. 3 hours

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