Question: A train 400 m in length crosses a telegraph post in 16 seconds. The speed of the train is?\nOptions:\n(A) 22 kmph\n(B) 77 kmph\n(C) 54 kmph\n(D) 71 kmph\n(E) 90 kmph Let's think first. Some random reasoning:
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S = 400/16 * 18/5 = 90 kmph The final answer: (E).
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