Tap A can fill a tank in 6 hours, tap B can fill the same tank in 8 ho – McqOptions

MCQOPTIONS

1.	Tap A can fill a tank in 6 hours, tap B can fill the same tank in 8 hours and tap C can empty the same tank in 4 hours. If all three taps A, B and C are opened together, then how much time (In hours) will be taken to fill the tank?
A.	30
B.	20
C.	24
D.	28
Answer» D. 28

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