A train running at the speed of 60 km/hr crosses a pole in 7 sec. What is the length of the train?  Choose the most appropriate option.
A) 112.21  B) 27.21  C) 117.66  D) 277  E) 116.66

Rationale: "speed = 60 * 5 / 18 = 50 / 3 m / sec length of the train = speed * time = 50 / 3 * 7 = 116.66 answer : e"
Answer: E