A bus decrease its speed from 80Km h-1 to 60km h-1in 5 second.Find the acceleration of the bus

A bus decrease its speed from 80Km h-1 to 60km h-1in 5 second.Find the

1.	A bus decrease its speed from 80Km h-1 to 60km h-1in 5 second.Find the acceleration of the bus
Answer» The acceleration of the is -1.12m/s²