In what time will a train 110 m long cross an electric pole, it its speed be 144 km/hr?
Select:
A) 2.35 sec	B) 2.85 sec	C) 7.5 sec	D) 2.75 sec	E) 1.5 sec

Rationale: "speed = 144 * 5 / 18 = 40 m / sec time taken = 110 / 40 = 2.75 sec . answer : d"
Answer: D