A: The electric pump fills the tank in 7 hours and it took 14 hours to fill the tank because of the leak, the tank will leak for 14 hours to empty. The answer is (E).
Answer the following multiple choice question with options (a), (b), (c), (d), (e) by reasoning step-by-step.
Q:An electric pump can fill a tank in 7 hours. Because of a leak in the tank, it took 14hours to fill the tank. If the tank is full, how much time will the leak take to empty it? Answer Choices: A)10hours B)12hours C)8hours D)5hours E)14hours