D = 100 + 150 = 250
S = 36 * 5/18 = 10 mps
T = 250/10 = 25 se
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:
  * 22
  * 28
  * 25
  * 77
  * 88