A train 360 meters long is running with a speed of 54 kmph. The time taken by it to cross a tunnel 120 meters long is?\nOptions:\n(A) 29\n(B) 18\n(C) 48\n(D) 99\n(E) 32 Think first, then make a decision. Some random thoughts:
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D = 360 + 120 = 480\nS = 54 * 5/18 = 15 mps\nT = 480/15 = 32 sec So the answer is (E).
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