9. Bird Inc. manufacturers a single product that has a selling price of $50 per unit. Fixed expenses total $100,000 per year, and the company must sell 8,000 units to break even. If the company can achieve total sales of $750,000, what will its net profit be? 10. Sally, Inc. has consistent fixed costs and contribution margin ratios from month to month. In January, Sally produced a $180,800 profit from $300,000 in revenue. In February, Sally produced a $285.800 profit from $450,000 in revenue. What are Sally Inc.'s fixed costs