The following is Arcadia Corporation's contribution for month: mat income statement for last Sales 1400000 Variable expenses 1,050,000 Contribution margin 350,0000 Fixed costs Net income 175000 175000 The company has no beginning or ending inventories, produced, and sold 20,000 units during the month Required: (30 POINTS) a. What is the company's contribution margin ratio and per unit? b. What is the company's break-even in units? c. How many units would the company have to sell to attain a target profit of $125,000 d. What is the company's margin of safety in dollars? e. If Arcadia increased advertising expense by 15,000 and sold 1450 additional units, what would be the impact on net income