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 $ 238,000 Per Unit $ 7.00 136,000 4.00 102,000 $ 3.00 50,000 $ 52,000 (Consider each case independently): 1. What is the revised net operating income if unit sales increase by 18% ? 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 19%? 3. What is the revised net operating income if the selling price increases by $1.40 per unit, fixed expenses increase by $5,000, and the number of units sold decreases by 8% ? 4. What is the revised net operating income if the selling price per unit increases by 20%, variable expenses increase by 20 cents per unit, and the number of units sold decreases by 6% ? 1. Net operating income 2. Net operating income 3. Net operating income 4. Net operating income