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Pipes and Cisterns - Data Intensity 1 :: Discussion
| 33. | A cistern has three pipes, A, B and The pipes A and B can fill it in 4 and 5 hours respectively and C can empty it in 2 hours. If the pipes are opened in order at 1, 2 and 3 A.M. When will the cistern be empty? | |
| A. | 3:00 PM | |
| B. | 7:00 PM | |
| C. | 4:00 PM | |
| D. | 5:00 PM | |
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