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1. |
A boat travels against the current in the river at a speed of 8 km per hour and twice as fast with the current. What is the speed of the boat in still water? |
A. | 10 km/h |
B. | 12 km/h |
C. | 14 km/h |
D. | 9 km/h |
Answer» C. 14 km/h | |