Whirly Corporation's contribution format income statement for the most recent month is shown below: Sales (8,500 units) Variable expenses Contribution margin Total $ 272,000 Per Unit $ 32.00 161,500 110,500 19.00 $ 13.00 54,200 Fixed expenses Net operating income Required: (Consider each case independently): $ 56,300 1. What would be the revised net operating income per month if the sales volume increases by 50 units? 2. What would be the revised net operating income per month if the sales volume decreases by 50 units? 3. What would be the revised net operating income per month-if the sales volume is 7,500 units? Answer is complete but not entirely correct. 1. Revised net operating income $ 56,480 2. Revised net operating income $ 54,920 3 Rovicar not onorating incomo 1.270