4. If sales increase to 1,001 units, what would be the increase in net operating income? (Round your answer to 2 decimal places. Increase in net operating income Required Information The following information applies to the questions displayed below! References eBook & Resources Oslo Company prepared the following contribution format income statement based on a sales volume of 1,000 units the relevant range of production is 500 units to 1500 Worksheet units Learning Objective: 03-03 U margin ratio (CM ratio) to co contribution margin and net resulting from changes in sa $25,700 0.900 Difficulty: 2 Medium Learning Objective: 03-04 S net operating income of cha costs, fixed costs, selling pri Sales Variable expenses Contribution margin Fixed expenses Net operating income $ 4,012 Leaming Objective: 03-05 D even point Learning Objective: 03-01 Explain how changes in activity affect contribution margin and net operating income