There are two taps A and B to fill up a water tank The tank can be fil – McqOptions

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1.	There are two taps A and B to fill up a water tank The tank can be filled in 40 mm, if both taps are On. The same tank can be filled in 60 min, if tap A alone is on. How much time will tap B alone take, to fill up the same tank?
A.	64 min
B.	120 min
C.	80 min
D.	96 min
Answer» C. 80 min

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