4. A sports car accelerates from rest to a final velocity of 64 m/s at a rate of 12.3 m/s2. How much time did it take the car to reach its final velocity?
A. 3.7 s
B. 4.8 s
C. 4.9 s

Describe the relationship between the angles of similar triangles and the sides of similar triangles

After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables