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 margin Pixed expenses Net operating income $ 40,000 26,000 14,000 8,680 $ 5,320 2. What is the contribution margin ratio? Contribution margin ratio 1%