Some question: A train 410 m long is running at a speed of 45 km/hr. In what time will it pass a bridge 140 m long?\nOptions:\n(A) 40\n(B) 87\n(C) 26\n(D) 21\n(E) 44
Some stream of consciousness:
User
Speed = 45 * 5/18 = 25/2 m/sec\nTotal distance covered = 410 + 140 = 550 m\nRequired time = 550 * 2/25 = 44 sec The answer: (E).
Assistant