Miller Company's contribution format income statement for the most recent month is shown below: Sales (37,000 units) Total $259,000 Per Unit $7.00 Variable expenses 148,000 Contribution margin 111,000 4.00 $3.00 Tixed expenses 49,000 Nat operating Locone $62,000 Required: (Consider each case independently) 1. What is the revised net operating income if unit sales increase by 13%7 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%7 3. What is the revised net operating income if the selling price increases by $1.20 per unit, fixed expenses increase by $8,000, and the number of units sold decreases by 7% ? 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 9%? 1 Net operating income 2. Nel operating Income 3. Net opening income 4. Nat operating income