Miller Company's contribution format income statement for the most recent month is shown below: Sales (33,000 units) Variable expenses Contribution margin Fixed expenses Net operating income Required: Total Per Unit $ 264,000 165,000 99,000 $ 8.00 5.00 $ 3.00 50,000 $ 49,000 (Consider each case independently): 1. What is the revised net operating income if unit sales increase by 17%? 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 17%? 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 3%? 4. What is the revised net operating income if the selling price per unit increases by 20%, variable expenses increase by 20 cents per unit, and the number of units sold decreases by 11%? 1. Net operating income 2. Net operating income 3. Net operating income 4. Net operating income