4 Croftsman Company recorded the following information for its main product: $200 10 points Selling price per unit Costs per unit (at the normal capacity of 20,000 units): Direct material Direct labour Variable overhead Fixed overhead Sales Commission eBook 50 30 25 50 7.5 % of sales Print References Required: 1. Compute the contribution margin ratio and break-even sales. % Contribution margin ratio Breakeven sales eBook Print 2. What is the margin of safety in dollars and units, and the degree of operating leverage? (Round degree of operating leverage to 2 decimal places.) References Dollars Units Margin of safety