A train running at the speed of 90 km/hr crosses a pole in 12 seconds. Find the length of the train? Choose the correct choice from the following options.
A) 150 B) 872 C) 287 D) 288 E) 300

Rationale: "speed = 90 * ( 5 / 18 ) m / sec = 75 / 3 m / sec length of train ( distance ) = speed * time ( 75 / 3 ) * 12 = 300 meter answer : e"
Answer: E