Some question: A train 640 m in length crosses a telegraph post in 16 seconds. The speed of the train is?\nOptions:\n(A) 22 kmph\n(B) 77 kmph\n(C) 144 kmph\n(D) 71 kmph\n(E) 88 kmph
Some stream of consciousness:
User
S = 640/16 * 18/5 = 144 kmph The answer: (C).
Assistant