answer: the direction of the wind is expressed as the direction from which the wind is blowing. for example, easterly winds blow from east to west, while westerly winds blow from west to east.
initial speed of the car, v₁ = 17 m/s
final speed of the car, v₂ = 0 m/s
car stops in time = 3 s
we need to calculate average speed
average speed of the car during interval of 3 s is 8.5 m/s