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1. |
Find the speed of stream if a boat covers 36 km in downstream in 6 hours which is 3 hours less in covering the same distance in upstream? |
A. | 1.5 kmph |
B. | 1 kmph |
C. | 0.75 kmph |
D. | 0.5 kmph |
Answer» C. 0.75 kmph | |