How long does a train 120 meters long running at the rate of 54 kmph take to cross a bridge 660 meters in length?	Select the correct option:
A) 33
B) 72
C) 52
D) 82
E) 62

Rationale: explanation : t = ( 660 + 120 ) / 54 * 18 / 5 t = 52 answer : option c
Answer: C