A train is moving with the speed of 180 km/hr. Its speed (in metres per second) is:

Options

A. 50 m/s
B. 40 m/s
C. 30 m/s
D. 25 m/s

Answer

1

Explanation

Given , speed of train =`180` km /h
1 km = 1000 m
1 h = 3600 s
`therefore` Speed of train `=(180xx(1000)/(13600))=50m//s`