Please answer

1. Prior take off, a private plane accelerates at 4m/s?. It can reach its takeoff speed after 40 seconds. What is its takeoff speed and the distance it travels on the ground before reaching its takeoff speed. 2. A paintball bullet is shot straight up from the roof top of Sanpark tower. If the bullet has an initial velocity of 50ft/s, find the distance(H) between the maximum point reached and the point when the velocity of the bullet is 25ft/s. H