Q: A train 600 meters long is running with a speed of 50 kmph. The time taken by it to cross a tunnel 170 meters long is?\nOptions:\n(A) 287 sec\n(B) 288 sec\n(C) 55 sec\n(D) 16 sec\n(E) 17 sec Let's give some random thoughts before answering.
User
D = 600 + 170 = 770\nS = 50 * 5/18 = 14 mps\nT = 770/14 = 55 se
Therefore, the answer is (C).
Assistant