A train 350 m long, running with a speed of 63 km/hr will pass a tree in?
Choose the most appropriate option.
A) 22 sec B) 16 sec C) 17 sec D) 88 sec E) 20 sec

Rationale: "speed = 63 * 5 / 18 = 35 / 2 m / sec time taken = 350 * 2 / 35 = 20 sec answer : e"
Answer: E