MCQOPTIONS
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| 1. |
A tap fills a cistern in 8 minutes and another tap empties it in 16 minutes. If both the taps are opened, then the time taken to fill it will be |
| A. | 12 minutes |
| B. | 16 minutes |
| C. | 10 minutes |
| D. | None of the above |
| Answer» C. 10 minutes | |