Felipe drives his car at a velocity of 28 m/s. He applies the brake, which slows the vehicle down at a rate of 6.4 m/s2 and causes it to slow to a stop. How long does it take for the car to stop? Round your answer to the nearest tenth

it takes 4.375 s for the car to stop

For this case we have that the final speed is given by:

Where,

a: acceleration

vo: initial speed

t: time

Clearing the time we have:

Substituting values we have:

it takes 4.375 s for the car to stop

Explanation:

actually its 4.4 i got it correct on my test.

Explanation:

your answer would be fusion