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1. |
A boat sails across a river with a velocity of 10 km/hr. If resultant boat velocity is 14 km/hr, then what is the velocity of river water? |
A. | 17.20 km/hr |
B. | 10 km/hr |
C. | 9.79 km/hr |
D. | 4.88 km/hr |
Answer» D. 4.88 km/hr | |