Required Information {The following information applies to the questions displayed below] Oslo Company prepared the following contribution format Income stateme relevant range of production is 500 units to 1,500 units): Sales Variable expenses Contribution margin Fixed expenses Net operating income $80,000 52,000 28,000 21,840 $ 6,160 12. What is the degree of operating leverage? (Round your answer to 2 decimal places.) Degree of operating leverage