A goods train runs at the speed of 72 kmph and crosses a 250 m long platform in 26 seconds. What is the length of the goods train ?  Choose the correct choice
A) 230 m  B) 240 m  C) 260 m  D) 270 m  E) 280 m
Explanation:   Speed = 72*5/18m/sec = 20 m/sec; Time = 26 sec.   Let the length of the train be x metres.   Then,X+250/26=20   x = 270.   ANSWER IS 270 m
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A goods train runs at the speed of 72 kmph and crosses a 250 m long platform in 26 seconds. What is the length of the goods train ?