For this problem, use the following information: It costs the Value CarMart Company (VCMC) $8,000 to produce each automobile, and fixed costs (rent and other expenses that do not depend on the amount of production) are $20,000 per week. The company's price function is p(x) = 2200070x where p is the price at which exactly x cars will be sold.

Write VCMC's weekly cost function.

Write VCMC's weekly revenue function.

Write VCMC's weekly profit function.