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1. |
A man takes 3 hours 45 minutes to row a boat 15 km downstream of a river and 2hours 30minutes to cover a distance of 5km upstream. Find the speed of the river current in km/hr |
A. | 1 |
B. | 1.25 |
C. | 1.50 |
D. | 1.75 |
Answer» B. 1.25 | |