Miller Company's contribution format income statement for the most recent month is shown below: Sales (41,000 unita) Variable expenses Total $ 287,000 164,000 Per Unit $7.00 Contribution margin Fixed expenses Net operating income Required: 123,000 45,000 4.00 $3.00 $ 78,000 (Consider each case independently): 1. What is the revised net operating income if unit sales increase by 10% ? 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 17%? 3. What is the revised net operating income if the selling price increases by $1.20 per unit, fixed expenses increase by $7,000, and the number of units sold decreases by 3%? 4. What is the revised net operating income if the selling price per unit increases by 10%, variable expenses increase by 40 cents per unit, and the number of units sold decreases by 10%? 1. Net operating income 2. Net operating income 3. Net operating income 4. Net operating income