A train 120 m long running at 60 kmph crosses a platform in 20 sec. What is the length of the platform?	Choose the most appropriate option
A) 213	B) 298	C) 350	D) 726	E) 267
D = 60 * 5/18 = 20   = 333 â€“ 120   = 213   213nswer: 213
<result>A</result>
A train 120 m long running at 60 kmph crosses a platform in 20 sec. What is the length of the platform?