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Tap A can fill a tank in 6 hours, tap B ...

Tap A can fill a tank in 6 hours, tap B can fill the same task 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

Text Solution

Verified by Experts

The correct Answer is:
C
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