Respuesta :

Answer: 3.886 m/s

Step-by-step explanation:

1 A.

The initial velocity (u) =  10 km/hr or 2.77 m/s

1 B.

The final velocity (v) = 60 km/hr or 16.66 m/s

1 C.

5 seconds.

1D. Acceleration = Final velocity - initial velocity / time

= 16.66 m/s - 2.77 m/s / 5 s

= 3.886 m/s.