ating ICUM IU EXERCISE 5-13 Changes in Selling Price, Sales Volume, Variable Cost per Unit, and Total Fixed Costs L05-1, L05-4 Miller Company's contribution format income statement for the most recent month is shown bele Total $300,000 180,000 120,000 70,000 $ 50,000 Per Unit $15.00 9.00 $ 6.00 Sales (20,000 units) ..... Variable expenses. Contribution margin ...... Fixed expenses....... Net operating income......... Required: (Consider each case independently): 1. What is the revised net operating income if unit sales increase by 15%? 2. What is the revised net operating income if the selling price decreases by $1.50 per unit and the number of units sold increases by 25%? 3. What is the revised net operating income if the selling price increases by $1.50 per unit, fixed expenses increase by $20,000, and the number of units sold decreases by 5%? 4. What is the revised net operating income if the selling price per unit increases by 12%, variable expenses increase by 60 cents per unit, and the number of units sold decreases by 10%