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A train passes a station platform in 47 seconds and a man standing on the platform in 17 seconds. If the speed of the train is 39.6 km/hr, what is the length of the platform?
Medium
A train passes a station platform in 47 seconds and a man standing on the platform in 17 seconds. If the speed of the train is 39.6 km/hr, what is the length of the platform?
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