Perfect Stampers makes and sells insulated beverage cups. The variable cost for each cup is $4.85 and each cup sells for $9.95. The company pays a selling commission of 1.00 per cup. Perfect Stampers has other costs of: office salaries of 35,000 per year, rent of 1,200 per month insurance of 6,000 per year, and other costs of 450 per month. Compute the contribution margin per unit, fixed costs per month, and break-even sales in units and in dollars per month 1. (3 points) Contribution margin per unit: 2. (3 points) fixed costs per month: 3. (3 points) Break-even sales in units: 4. (3 points) Break-even sales in dollars