Miller Company's contribution format income statement for the Sales (32,000 units) Total Per Unit $ 256,000 160,000 $ 8.00 5.00. 96,000 $3.00 Variable expenses Contribution margin Fixed expenses 49,000 Net operating income. $ 47,000 Required: (Consider each case independently): 1. What is the revised net operating income if unit sales increase by 11% ? 2. What is the revised net operating income if the selling price decreases by $1.40 per unit and the number of units sold increases by 20%? 3. What is the revised net operating income if the selling price increases by $1.40 per unit, fixed expenses increase by $8,000, and the number of units sold decreases by 2% ? 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 8%? 1. Net operating income 2. Net operating income 3. Net operating income 4. Net operating income