How long does a train 165 meters long running at the rate of 54 kmph take to cross a bridge 850 meters in length?
Choose one
A) 28	B) 27	C) 55	D) 18	E) 67.7

Rationale: "t = ( 850 + 165 ) / 54 * 18 / 5 t = 67.7 answer : e"
Answer: E