Miller Company's contribution format income statement for the most recent month is shown below: Sales (40,000 units) Variable expenses Total $ 240,000 120,000 Per Unit $ 6.00 3.00 Contribution margin 120,000 $ 3.00 Fixed expenses 41,000 Net operating income $ 79,000 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 19%? 3. What is the revised net operating income if the selling price increases by $1.50 per unit, fixed expenses increase by $8,000, and the number of units sold decreases by 2%? 4. What is the revised unit, and the number of units sold decreases by 10%? operating income if the selling price per unit creases by 10%, variable expenses increase by 20 cents per 1. Net operating income 2. Net operating income 3. Net operating income |4. Net operating income