MCQOPTIONS
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MCQOPTIONS
| 1. |
Two pipes A and B can fill a tank in 16 hours and 20 hours respectively. They are opened alternatively for 1 hour each. Starting with pipe A first. In how many hours with the empty tank be filled? |
| A. | \(17\frac{1}{5}\) |
| B. | \(17\frac{3}{4}\) |
| C. | \(17\frac{3}{5}\) |
| D. | \(17\frac{1}{{14}}\) |
| Answer» C. \(17\frac{3}{5}\) | |