A train is 360 meter long is running at a speed of 72 km/hour. In what time will it pass a bridge of 140 meter length?
Select the correct option:	A) 65 seconds	B) 46 seconds	C) 25 seconds	D) 97 seconds	E) 26 seconds

Rationale: "speed = 72 km / hr = 72 * ( 5 / 18 ) m / sec = 20 m / sec total distance = 360 + 140 = 500 meter time = distance / speed = 500 * ( 1 / 20 ) = 25 seconds answer : c"
Answer: C