1 Exercise 6-1 The Effect of Changes in Activity on Net Operating Income (L06-11 Whiny Corporation's contribution format income statement for the most recent month is shown below: 0.83 pois Total $ 287,000 Sales (20) Variable expenses Contributos margin Fixed expenses set operating incom $ 35.00 $15.00 bo 123,000 59,90 0 e Required: Consider each case Independently 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 of the sales volume is 7,200 units? 2. Red cering income 3 Revised neocerating income