How many seconds will a train 100 meters long take to cross a bridge 150 meters long if the speed of the train is 36 kmph?
Options:
(A) 22
(B) 28
(C) 25
(D) 77
(E) 88 Hmmm, my stream of consciousness:
D = 100 + 150 = 250
S = 36 * 5/18 = 10 mps
T = 250/10 = 25 se So, the answer is (C).