Question

a train crosses a platform 90 m long in 30 seconds and a man standing on the platform in 15 seconds . Find the speed of the train .

Answer 1

here distance(d)= 90m
and time(t) = 15 s
speed = distance/ time
speed= 90/15
speed=6m/s

Answer 2

Answer:

speed of train = distance^time

= 90^30

= 3m\s