Question

An express train covers a distance of 450 km in 4 hours 30 minutes.Find its speed

Answer 1

450÷9/2=450×2/9= 100 km per hour.
PLEASE MARK IT AS THE BRAINLEST

Answer 2

4 hours and 30 minutes is equal to 9/2 hour

and, distance is equal to 450 km
show the speed of Express train = 100 km per hour