The following is Arkadla Corporation's contribution format Income statement for last month: Sales $1.200.000 Variable expenses 800.000 Contribution margin 400.000 Fixed expenses 300.000 Net operating income $100,000 The company has no beginning or ending inventories and produced and sold 20.000 units d the month. Required: What is the company's contribution margin ratio? What is the company's break-even in units? If sales increase by 100 units, by how much should net operating income increase? How many units would the company have to sell to attain a target profit of $125,000? What is the company's margin of safety in dollars? What is the company's degree of operating leverage? Upload _____