An elementary school booster club is wrapping gifts at a local mall as a fundraiser. In addition to paying $40 to rent space for the day, the booster club also had to spend $75 on materials. It decides to charge $6 to wrap each gift. a. Find the cost function C(x), the revenue function R(x), and the profit function P(x). b. How much profit will be generated if the booster club wraps 80 gifts? a. The cost function is C(x) = The revenue function is R(x) = The profit function is P(x) = b. If the booster club wraps 80 gifts the profit will be $