The Volume of a cone is 48 cubic inches. The cone has a height of 36 inches. Mark is finding the radius of the cone. Complete his work

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?

My hour hand points between the 8 and the 9 in 35 minutes it will be the next hour. what time is it ?

Simplify. 3(4+4x) (type your answer in with no spaces)