Question

if train of lenth 1000m passes through a platform of 1500 m in 30 second. what is the speed of the train

Answer 1

length = 1500 + 1000 = 2500
time = 30 sec

speed of train = distance (length) / time
= 2500 / 30 = 83.33 m/s

Answer 2

d=1500m. t=30s

s=d/t

s=1500/30

s=50m/s