A train 100 meters long completely crosses a 300 meters long bridge in 45 seconds. What is the speed of the train is?\nOptions:\n(A) 25 kmph\n(B) 32 kmph\n(C) 40 kmph\n(D) 38 kmph\n(E) 92 kmph Stream of consciousness first, then make a decision:
User
S = (100 + 300)/45 = 400/45 * 18/5 = 32 kmph
Thus, the answer is (B).
Assistant