Question

A train travelling at 60 kmph crosses a man in 6 seconds. What is the length of the train?

Answer 1

Data

• Train travelling at 60kmph.

,

• Crosses a man in 6 seconds.

Procedure

As the train is travelling in kilometers per hour, we can change it to kilometers per second and multiply by the seconds it lasted to cross a man:

`60(km)/(h)*(1h)/(3600s)*6s=0.1km`

Answer: the train is 0.1 km long.