An eccentric billionaire wants to help some local students with their finances. A function is created based on their heights: f ( x ) = { 0.04 x 3 + 50 i f x < 65 " t a l l }

f ( x ) = { 2.25 x 2 − 10 i f x ≥ 65 " t a l l }

Kenny George, who is 92" tall is possibly the tallest player in the history of college basketball. How much money would he receive?

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?