When the shuttle bus comes to a sudden stop

to avoid hitting a dog, it decelerates uniformly
at 3.6 m/s^2
as it slows from 8.5 m/s to 0 m/s.
Find the time interval of acceleration for
the bus.
Answer in units of s.

1 answer

(8.5 m/s) / (3.6 m/s^2) = 2.36 s