Miller Company's contribution format income statement for the most recent month is shown below: Sales (33,000 units) Variable expenses Contribution margin $ 198,000 Total Per Unit $ 6.00 99,000 99,000 3.00 $ 3.00 Fixed expenses 49,000 Net operating income $ 50,000 Required: (Consider each case independently): 1. What is the revised net operating income if unit sales increase by 14%? 2. What is the revised net operating income if the selling price decreases by $1.30 per unit and the number of units sold Increases by 24%? 3. What is the revised net operating income if the selling price increases by $1.30 per unit, fixed expenses increase by $7,000, 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 10%, variable expenses increase by 20 cents per unit, and the number of units sold decreases by 14%? 1. Net operating income 2. Net operating income 3. Net operating income 4. Net operating income