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| 1. |
Speed of a boat is 10 km/hr in still water and the speed of the stream is 2 km/hr. If the boat takes 10 hours to go to a place and come back, then what is the distance (in km) of the place? |
| A. | 36 |
| B. | 42 |
| C. | 48 |
| D. | 60 |
| Answer» D. 60 | |