Miller Company's contribution format income statement for the most recent month is shown below: Sales (38,000 units) Variable expenses Contribution margin Fixed expenses Net operating income Total 228,000 114000 114,000 45,000 $ 6.00 3.00 $ 3.00 69,000 Required: (Consider each case Independently 1. What is the revised net operating income if unit sales increase by 14% What is the revised net operating income if the selling price decreases by $1.10 per unit and the number of units sold increases by 17%? What is the revised net operating income if the selling price increases by $ 1.10 per unit, fixed expenses increase by $5,000, and th number of units sold decreases by 4%? 4. What is the revised net operating Income the selling price per unit increases by 20 %, variable expenses increase by 30 cents pe unitand the number of units sold decreases by 6%?