Respuesta :

Answer:

0.45m/s

Explanation:

Given parameters:

Distance = 1.8m

Time  = 4s

Unknown:

Speed of the car  = ?

Solution:

The speed of a body is the distance divided by the time.

       Speed  = [tex]\frac{distance}{time}[/tex]  

So;

     Speed  = [tex]\frac{1.8}{4}[/tex]   = 0.45m/s