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1. |
A boat running downstream covers a distance of 30km in 2hours. While coming back the boat takes 6 hours to cover the same distance. If the speed of the current is half that of the boat, what is the sp |
A. | 15 Km/hr |
B. | 5 Km/hr |
C. | 10 Km/hr |
D. | 20 Km/hr |
Answer» D. 20 Km/hr | |