Jon is hitting baseballs. when he tosses the ball into the air, his hand is 5 feet above the ground. he hits the ball when it falls back to a height of 4 feet. the height of the ball is given by h = - 16x^2 + 6t + 5 where in seconds how much time will pass before jon hits the ball? what is the maximum height the ball attains?

Michelle and julie work at a catering company. they need to bake 264 cookies for a birthday party that starts in a little over an hour and a half. each tube of cookie dough claims to make 36 cookies, but michelle eats about 1/5 of every tube and julie makes cookies that are 1.5 times as large as the recommended cookie size. it takes about 8 minutes to bake a container of cookies, but since julie's cookies are larger, they take 12 minutes to bake. a. how many tubes should each girl plan to bake? how long does each girl use the oven? b. explain your solution process what did you make? c. what assumptions did you make?