Margin of Safety Comer Company produces and sells strings of colorful Indoor/outdoor lights for holiday display to retailers for $11.44 per string. The variable costs per string are as follows: Direct materials $1.87 Direct labor 1.70 Variable factory overhead Variable selling expense 0.42 Fixed manufacturing cost totals $507,744 per year. Administrative cost (ail fixed) totals $313,040 Comer expects to sell 220,400 strings of light next year. 0.57 Required: 1. Calculate the break-even point in units. X units 2. Calculate the margin of safety in units units 3. Calculate the margin of safety in dollars