InterviewSolution
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InterviewSolution
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A Man Can Swim In Still Water At 4.5 Km/h, But Takes Twice As Long To Swim Upstream Than Downstream. The Speed Of The Stream Is? |
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Answer» M = 4.5 S = x DS = 4.5 + x US = 4.5 + x 4.5 + x = (4.5 - x)2 4.5 + x = 9 -2x 3X = 4.5 x = 1.5. M = 4.5 S = x DS = 4.5 + x US = 4.5 + x 4.5 + x = (4.5 - x)2 4.5 + x = 9 -2x 3x = 4.5 x = 1.5. |
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