MCQOPTIONS
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MCQOPTIONS
| 1. |
To fill the tank Pipe A and Pipe B takes 12hours. Pipe B and Pipe C takes 9 hours to fill the tank and Pipe C and Pipe A together take 15 hours to fill the tank. Find the time taken to fill the tank when Pipe A, Pipe B and Pipe C opened together(approximately). |
| A. | 5 hours |
| B. | 8 hours |
| C. | 9 hours |
| D. | 11 hours |
| E. | 6 hours |
| Answer» C. 9 hours | |