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A boat can travel 10km/hr in still water. But upstream it tates 5 times of that time to cover the same distance. What time will the boat take to cover 180 km downstream ? |
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Answer» A boat can travel 10km/hr in still water. But upstream it tates 5 times of that time to cover the same distance. What time will the boat take to cover 180 km downstream ? |
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