A train 250 m long running at 72 kmph crosses a platform in 40 sec. What is the length of the platform? Answers:
A) 450m	B) 200m	C) 250m	D) 270m	E) 300 m
D = 72 * 5/18 = 40 = 800 â€“ 250 = 450m   450mNSWER:450m
<result>A</result>
A train 250 m long running at 72 kmph crosses a platform in 40 sec. What is the length of the platform?