Miller Company's contribution format income statement for the most recent month is shown below: Sales (34,000 units) Variable expenses Contribution margin Fixed expenses Net operating income Required: Total $ 306,000 204,000 102,000 40,000 $ 62,000 Per Unit $ 9.00 6.00 $ 3.00 (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 $1.20 per unit and the number of units sold increases by 18%? 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 20%, variable expenses increase by 30 cents per unit, and the number of units sold decreases by 7%? 1. Net operating income 2. Net operating income 3. Net operating income 4. Net operating income