How long does a train 110 m long traveling at 60 kmph takes to cross a bridge of 240 m in length?	Choose the correct answer.
A) 18.9 sec B) 88.9 sec C) 22.9 sec D) 21.00 sec E) 72.0 sec

Rationale: "d = 110 + 240 = 350 m s = 60 * 5 / 18 = 50 / 3 t = 350 * 3 / 50 = 21.00 sec answer : d"
Answer: D