GAT Subject
Engineering
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Pipes and Cisterns - Data Intensity 1 :: Discussion
| 39. | Two pipes can separately fill a tank in 20 and 30 hours respectively. Both the pipes are opened to fill the tank but when the tank is full, a leak develops in the tank through which one-third of water supplied by both the pipes goes out. What is the total time taken to fill the tank? | |
| A. | 18 hrs | |
| B. | 16 hrs | |
| C. | 15 hrs | |
| D. | 12 hrs | |
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