$ 10.00 Miller Company's contribution format income statement for the most recent month is shown below: Total Per Unit Sales (42,000 units) $ 420,000 Variable expenses 294,000 7.00 Contribution margin 126,000 $ 3.00 Tixed expenses 42.000 Net operating income $ 84,000 Required: (Consider each case independently 1. What is the revised net operating income if unit sales increase by 15%? 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 $9,000, 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 14%? Answer is complete but not entirely correct. 1. Net Operating income $ 102,000 2. Net operating income $ 157,164 3. Net operating income 4. Net operating income $ $ 120.864 113.316