Razor Sharp Company manufactures a ceramic knife sharpener. Price and cost data are as follows: $25.00 Selling price per unit Variable costs per unit: Direct material Direct labour Manufacturing overhead Selling expenses Total variable costs per unit Annual fixed costs: Manufacturing overhead Selling and administrative Total fixed costs Forecasted annual sales volume (120.000 units $10.50 5.00 3.00 1.30 $19.80 S192.000 276.000 $468.000 $3.000.000 Required: Answer the following questions making sure you show your work 1. How many units would Razor Sharp have to sell in order to carn an after-tax income of $221,000? Razor Sharp's tax rate is 15% 2. What is the company's margin of safety expressed in sales dollars? 3. Management expects that direct labour costs will increase by 8% next year How many units will Razor Sharp have to sell next year to reach the break-even point