Chapter 5 Homework i 7 1.25 points Sales (7,900 units) Variable expenses Contribution margin Fixed expenses Total $ 268,600 150,100 Per Unit $ 34.00 19.00 118,500 $ 15.00 Net operating income $ 54,000 64,500 Skipped Required: eBook Hint Print References Saved (Consider each case independently): 1. What would be the revised net operating income per month if the sales volume increases by 90 units? 2. What would be the revised net operating income per month if the sales volume decreases by 90 units? 3. What would be the revised net operating income per month if the sales volume is 6,900 units? 1. Revised net operating income 2. Revised net operating income 3. Revised net operating income