Given the rationale, provide a reasonable question and answer. Step-by-step reasoning process: S = 240/6 * 18/5 = 144 kmph
 The question and answer:
user
A 240 meter long train crosses a man standing on the platform in 6 sec. What is the speed of the train?
Options:
(A) 228
(B) 144
(C) 1266
(D) 188
(E) 211
The answer is (B)
assistant