How long does a train 165 meters long running at the rate of 54 kmph take to cross a bridge 660 meters in length?
Options.
A) 55 sec  B) 40 sec  C) 45 sec  D) 30 sec  E) 35 sec

Rationale: "t = ( 660 + 165 ) / 54 * 18 / 5 t = 55 answer a"
Answer: A