4. A company prices its product using the following formula: p/a) - 200 q -q For production levels up to 100 units per month, it has the following estimated monthly costs: $700 for rent and $1,500 for equipment, and a marginal cost of $70 per unit What is the company's cost equation? (2 pts.) What is the company's profit function? (3 pts.) To maximize its monthly profit, how many units should the company sell? What will its maximum monthly profit be? (5 pts.)