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Mathematics, 19.10.2021 01:30 makyah3683

To clean the water tank each tap in a house was kept open for some time. There were 2 taps in the house numbered I and II with different draining capacities. Initially tap I was opened alone and could empty 23 of the tank in 5 hours. After that both the taps were opened together and the remaining tank could empty taking 2 more hours. How much time will the tap II alone take to empty the full tank

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