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1. |
A pump can fill a tank with water in 2 hours. Because of a leak, it took 2 1/3 hours to fill the tank. The leak can drain all the water of the tank in .. ? |
A. | 4 1/3 Hrs |
B. | 7 Hrs |
C. | 8 Hrs |
D. | 14 Hrs |
Answer» E. | |