A train 120 meters long completely crosses a 480 meters long bridge in 55 seconds. What is the speed of the train is?\nOptions:\n(A) 32\n(B) 545\n(C) 39\n(D) 40\n(E) 09 Stream of consciousness first, then make a decision:
User
S = (120 + 480)/45 = 600/55 * 18/5 = 39
Thus, the answer is (C).
Assistant