Miller Companys contribution format income statement for the most recent month is shown below: Total Per Unit Sales (43,000 units) $ 430,000 $ 10.00 Variable expenses 301,000 7.00 Contribution margin 129,000 $ 3.00 Fixed expenses 47,000 Net operating income $ 82,000

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 $1.20 per unit and the number of units sold increases by 25%? 3. What is the revised net operating income if the selling price increases by $1.20 per unit, fixed expenses increase by $9,000, 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 30 cents per unit, and the number of units sold decreases by 14%?