How many seconds will a train 100 meters long take to cross a bridge 130 meters long if the speed of the train is 36 kmph? Choose the correct answer:
A) 26 B) 72 C) 25 D) 23 E) 27

Rationale: "explanation : d = 100 + 130 = 230 s = 36 * 5 / 18 = 10 mps t = 230 / 10 = 23 sec answer : option d"
Answer: D