Miller Company's contribution format income statement for the most recent month is shown below. Sales (45,000 units) Variable expenses Total $270,000 135,000 135,000 Per Unit $ 6.00 3.00 $3.00 Contribution margin Fixed expenses 43,000 Net operating incone $ 92,000 Required: (Consider each case independently): 1. What is the revised net operating income if unit sales increase by 16% ? 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 18%? 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 4% ? 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 S 113,600 2. Net operating income 3. Net operating income 4. Net operating income