Newlin Company's contribution format income statement for the recent month is shown below: Sales (8,500 units) Variable expenses Contribution margin Total Per Unit $33.00 18.00 $ 280,500 153,000 127,500 $ 15.00 55,100 Net operating income $ 72,400 Fixed expenses Required: (Consider each case independently): 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? 1. Revised net operating income 2. Revised net operating income 3. Revised net operating income