Just need help with question 4!!

Ch. 5 Exercises i Saved 1 Sales (45,000 units) Variable expenses Contribution margin Fixed expenses Net operating income Total $ 315,000 180,000 135,000 42,000 $ 93,000 Per Unit $ 7.00 4.00 $ 3.00 0.66 points 03:15:42 Required: (Consider each case independently): eBook Hint Print 1. What is the revised net operating income if unit sales increase by 19%? 2. 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%? 3. What is the revised net operating income if the selling price increases by $1.10 per unit, fixed expenses increase by $9,000, and the number of units sold decreases by 8%? 4. What is the revised net operating income if the selling price per unit increases by 20%, variable expenses increase by 40 cents per unit, and the number of units sold decreases by 7%? References $ $ 1. Net operating income 2. Net operating income 3. Net operating income 4. Net operating income 118,650 58,035 118,740 $