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A train running at a speed of 90 km/hr crosses aplatform double of its length in 36 sec. What is thelength of platform in meters? |
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Answer» Let the length of the train be = X metres Length of the platform = 2x metres SPEED of train = 90 kmph =90*5/18 =25 m/s according to the QUESTION (x+2x)/25=36 =>3x=36*25 =>x=(36*25)/3 =>x=300 length of platform = 2x = 600 m |
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