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1. |
A man takes 3 hours 45 minutes to row a boat 15 km. downstream of a river and 2 hours 30 minutes to cover a distance of 5 km upstream. Find the speed of the river current in km/hr. |
A. | 0.5 km/hr |
B. | 0.75 km/hr |
C. | 1 km/hr |
D. | 1.25 km/hr |
Answer» D. 1.25 km/hr | |