Q. A pipe can fill a tank in 50 hours. Due to a leak, it is filled in 75 hours. In how many hours can the leak empty the full tank?
✅ Correct Answer: (A)
150 hours
Explanation: Leak rate = 1/50 − 1/75 = 1/150.
Explanation by: Hriday
Leak rate = 1/50 − 1/75 = 1/150.