Question: In what time will a railway train 120 m long moving at the rate of 70 kmph pass a telegraph post on its way?\nOptions:\n(A) 3 sec\n(B) 4 sec\n(C) 5 sec\n(D) 6 sec\n(E) 7 sec Let's think first. Some random reasoning:
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T = 120/70 * 18/5 = 6 sec The final answer: (D).
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