Muler Company's contribution format income statement for the most recent month is shown below: 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 $1.20 per unit and the number of units sold increases by 23% ? 3. What is the revised net operating income if the selling price increases by $1.20 per unit, fxed expenses increase by $6,000, and the number of units sold decreases by 6% ? 4. What is the revised net operating income if the seling price per unitjncreases by 10%, variable expenses increase by 10 cents per unit, and the number of units sold decreases by 102