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1. |
A boat running downstreams covers a distance of 30 kms in 2 hours. 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 th |
A. | 6 kmph |
B. | 8 kmph |
C. | 10 kmph |
D. | 12 kmph |
Answer» D. 12 kmph | |