Q: A train 180 m long running at 70 kmph crosses a platform in 20 sec. What is the length of the platform?
Options:
(A) 208
(B) 277
(C) 350
(D) 881
(E) 271 Let's give some random thoughts before answering.
D = 70 * 5/18 = 20 = 388 180 = 208
Therefore, the answer is (A).