Question

A bus decrease its speed from 80km/h to 60km/h in 5s.find the acceleration of bus.

Answer 1

a=v-u/time
So, a=80-40/5
=40/5
=8m/s^2

Answer 2

Answer:

4m/s*2

Explanation:

a= v-u/t

a= 60-80/5

a= -20/5

a= -4m/s*2