Miller Company's contribution format income statement for the most recent month is shown below. $ Sales (42,000 units) Variable expenses Contribution margin Fixed expenses Net operating income Total 294,000 168.000 126,000 46,000 80,000 Per Unit $7.00 4.00 $3.00 $ Required: (Consider each case independently 1. What is the revised net operating income if unit sales increase by 14%? 2. What is the revised net operating income if the selling price decreases by $140 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 56,000, and the number of units sold decreases by 2967 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 796