33 Required information Part 3 of 15 The Foundational 15 [LO5-1, LO5-3, LO5-4, LO5-5, LO5-6, LO5-7, LO5-8] [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): oints $ 80,000 eBook Sales Variable expenses Contribution margin Fixed expenses 52,000 28,000 Print 21,840 References $ 6,160 Net operating income Foundational 5-3 3. What is the variable expense ratio? Variable expense ratio %