A train running at the speed of 90 km/hr crosses a pole in 10 seconds. Find the length of the train.  Choices:
A) 150 B) 180 C) 250 D) 200 E) 225

Rationale: "speed = 90 * ( 5 / 18 ) m / sec = 25 m / sec length of train ( distance ) = speed * time 25 * 10 = 250 meter answer : c"
Answer: C