A train 150 m long running at 72 kmph crosses a platform in 25 sec. What is the length of the platform?  Choose the correct choice from the following choices:  A) 287  B) 288  C) 350  D) 278  E) 728
D = 72 * 5/18 = 25 = 500 – 150   = 350   Answer: 350
<result>C</result>
A train 150 m long running at 72 kmph crosses a platform in 25 sec. What is the length of the platform?