Whirly Corporations contribution format income statement for the most recent month is shown below: Total Per Unit Sales (7,600 units) $ 258,400 $ 34.00 Variable expenses 136,800 18.00 Contribution margin 121,600 $ 16.00 Fixed expenses 54,300 Net operating income $ 67,300 Required: (Consider each case independently): 1. What would be the revised net operating income per month if the sales volume increases by 80 units? 2. What would be the revised net operating income per month if the sales volume decreases by 80 units? 3. What would be the revised net operating income per month if the sales volume is 6,600 units?

1. Revised net operating income 2. Revised net operating income 3. Revised net operating income