Required information [The following information applies to the questions displayed below.) 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 nargin Fixed expenses Net operating income $ 20,000 13,eee 7,000 3,780 $ 3,220 12. What is the degree of operating leverage? (Round your answer to 2 decimal places.) Degree of operating leverage