Whirly Corporation's contribution format income statement for the most recent month is shown below: Total 153,900 55,300 Per Unit $275,400 $34.00e 19.00 Sales (8,100 units) Variable expenses Contribution margin Fixed expenses Net operating income oints 121,500 $15.00 Skipped eBook Print Required (Consider each case independently) References 1. What would be the revised net operating income per month if the sales volume increases by 30 units? 2. What would be the revised net operating income per month if the sales volume decreases by 30 units? 3. What would be the revised net operating income per month if the sales volume is 7,100 units? 1. Revised net operating income 2.Revised net operating income 3.Revised net operating income