[The following information applies to the questions displayed below] s Oslo Company prepared the following contribution format income statement based on a sales volume of 1000 units (the relevant range of production is 500 units to 1,500 units): Sales Variable expenses Contribution margin Fixed expenses Net operating income $ 105,000 73,500 31,500 27,720 $ 3,780 Foundational 6-2 (Algo) 2. What is the contribution margin ratio? Contribution margin ratio