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RBI Assistant Model Paper 2

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Question : 34

Total: 100

A water tank has one inlet, A and one outlet, B. A takes 5 hours to fill the empty tank, when B is not open and B takes 8 hours to empty the full tank. If the tank is three fifth full, how much time will it take to fill the tank completely when both A and B are opened simultaneously ? (in hours)

6
1
3
4
1
3
8
1
3
5
1
3
7
1
3

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