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 1,500 units): Sales Variable expenses Contribution margin Fixed expenses Net operating income $.75,000 45, eee 30,000 22,880 $ 7,200 Foundational 6-4 4. If sales increase to 1,001 units, what would be the increase in net operating income? (Round your answer to 2 decimal places.) Answer is complete but not entirely correct. Increase in not operating S 75.00 income