1.

A tank can be filled by tap A in 4 hours while tap B can fill the same in 6 hours. Tap C can empty the filled tank in 8 hours. If all the three taps are opened simultaneously, how much approximate time will be taken to fill the tank completely?

A. 3 hours, 26 minutes
B. 2 hours, 26 minutes
C. 3 hours, 16 minutes
D. 3 hours, 20 minutes
Answer» B. 2 hours, 26 minutes


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