Miller Company's contribution format income statement for the most recent month is shown below: Sales (37,000 units) Variable expenses Contribution margin Fixed expenses $ 5.00 Total $ 185,000 74,000 Per Unit 111,000 2.00 $ 3.00 44,000 $ 67,000 Net operating income 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 16%? 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 4%? 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 5%? 1. Net operating income 2. Net operating income 3. Net operating income 4. Net operating income