MCQOPTIONS
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| 1. |
A man rows 1 km upstream in 20 minutes and 1 km downstream in 15 minutes. What is his speed of rowing in still water? |
| A. | 2.5 |
| B. | 3 |
| C. | 3.5 |
| D. | 4 |
| Answer» D. 4 | |