GAT Subject
Engineering
Computer Science Civil Engineering Chemical Engineering Agricultural Engineering Mechanical Engineering Electronics and Communication
36. | A cistern which could be filled in 9 hours takes one hour more to be filled owing to a leak in its bottom. If the cistern is full in what time will the leak empty it? | |
A. | 45 hrs | |
B. | 60 hrs | |
C. | 75 hrs | |
D. | 90 hrs | |