Check Newlin Company's contribution format income statement for the recent month is shown below. Sales (8,700 units) Variable expenses Contribution margin Tixed expenses Het operating income Total $ 261.000 165,300 95,700 55,400 $ 40,300 Per Unit $ 30.00 19.00 $ 11.00 Required: (Consider each case independently 1. What would be the revised net operating income per month if the sales volume increases by 70 units? 2. What would be the revised net operating income per month if the sales volume decreases by 70 units? 3. What would be the revised net operating income per month if the sales volume is 7700 units? 1. Reved not operating income 2. Revised not operating Income 2. Revised net operating income