A bullet train 140 m long is running at 60 kmph.

A bullet train 140 m long is running at 60 kmph. In how much time will it pass a platform 210 m long?

Quiz

Answer/Solution

21 Seconds

Steps/Work

Distance travelled = 140 + 210m = 350m
Speed = 60 * 5/8 = 50/3m
Time = 350 * 3/50 = 21 Seconds
ANSWER C