Peggy's Pillows produces and sells a decorative pillow for $75.00 per unit. In the first month of operation, 2,000 units were produced and 1,750 units were sold. Other information for the month includes: Variable manufacturing costs $20.00 per unit Variable marketing costs $3.00 per unit Fixed manufacturing costs $7.00 per unit Administrative expenses, all fixed $15.00 per unit REQUIRED: What is the total contribution margin using variable costing