Whirly Corporation's contribution format income statement for the most recent month is shown below: Sales (8,300 units) Variable expenses Contribution margin Fixed expenses Net operating income Total $ 282,200 157, 7ee 124,500 55 300 $ 69,200 Per Unit $ 34.00 19.00 $ 15.00 26:53 took Required: (Consider each case independently 1. What would be the revised net operating income per month if the sales volume increases by 40 units? 2. What would be the revised net operating income per month if the sales volume decreases by 40 units? 3. What would be the revised net operating income per month if the sales volume is 7,300 units? Pri 1 Revised net operating income 2 Revised not operating income 3. Revised not operating income