Miller Company's contribution format income statement for the most recent month is shown below. Sales (32,000 units) Variable expenses Total $ 256,000 160,000 Per Unit $ 8.00 5.00 $ 3.00 Contribution margin Fixed expenses Net operating income Required: 96,000 49,000 $ 47,000 (Consider each case independently): 1. What is the revised net operating income if unit sales increase by 12% ? 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 7%? 4. What is the revised net operating income if the selling price per unit increases by 20%, variable expenses increase by 10 cents per unit, and the number of units sold decreases by 15% ? 1. Net operating income 2. Net operating income 3. Net operating income 4. Net operating income