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?	Choose the correct choice from the following answers:
A) 17 hr B) 19 hr C) 10 hr D) 14 hr E) 16 hr
Work done by the tank in 1 hour   = (1/2 - 1/3)   = 1/14 Leak will empty the tank in 14 hrs.   Answer:14 hr
<result>D</result>
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?