A train running at the speed of 72 km/hr crosses a pole in 9 seconds. Find the length of the train?
Choose the correct choice from the following choices:
A) 150 meter	B) 299 meter	C) 666 meter	D) 155 meter	E) 180 meter

Rationale: "speed = 72 * ( 5 / 18 ) m / sec = 20 m / sec length of train ( distance ) = speed * time ( 20 ) * 9 = 180 meter answer : e"
Answer: E