Ahospital needs a circular landing pad for their helicopter. the landing pad should be 5000 square feet. the contractor calculated that the pad would need to be about 40 feet across

Jake volunteers to out his younger brother's basketball team in his free time. one of his tasks is to ensure that all the basketballs have enough air in them. given that a properly inflated basketball measures 8.8 inches across, what is the total volume of air inside six of jake’s basketballs? assume that the wall of each ball is infinitely thin.