Answer :
22.0 km/h = 6.11 m/s
64 km/h = 17.8 m/s
a = (v(final) - v(initial))/time
a = (17.8 - 6.11)/9.4
a = 1.23 m/s = 4.43 km/h
64 km/h = 17.8 m/s
a = (v(final) - v(initial))/time
a = (17.8 - 6.11)/9.4
a = 1.23 m/s = 4.43 km/h