How long does a train 110 m long traveling at 60 kmph takes to cross a bridge of 190 m in length?  Choose the correct choice from the following answers
A) 18.9 sec
B) 88.9 sec
C) 22.9 sec
D) 18.0 sec
E) 72.0 sec

Rationale: "d = 110 + 190 = 300 m s = 60 * 5 / 18 = 50 / 3 t = 300 * 3 / 50 = 18.0 sec answer : d"
Answer: D