In what time will a railway train 20 m long moving at the rate of 36 kmph pass a telegraph post on its way?\nOptions:\n(A) 5 sec\n(B) 4 sec\n(C) 3 sec\n(D) 6 sec\n(E) 2 sec Stream of consciousness first, then make a decision:
User
T = 20/36 * 18/5 = 2 sec
Thus, the answer is (E).
Assistant