The function $h\left(t\right)=-16t^2+48t$ represents the height (in feet) of a golf ball $t$ seconds after it is hit. The height of a second golf ball $t$ seconds after it is hit is shown in the graph. Which golf ball went higher?

Tommy buys a sweater that is on sale for 40% off the original price. the expression p -0.4p can be used to find the sale price of the sweater, where p is the original price of the sweater. if the original price of the sweater is 50, what is the sale price?