I have a quiz tomorrow and heres all the info that my professor has given me on the quiz.

Fridays Quiz will consist of a problem similar to that done in class on Monday. 1. Set up a profit function, 2. Find the Breakeven points, 3. Find the quantity that leads to the maximum profit, 4. Find the maximum Profit., and 5. Find the price that leads to the maximum profit.

How would I complete this problem?