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 Fixed expenses $ 15,000 9,000 6,000 3,120 Net operating income $ 2,880 Foundational 6-11 (Algo) 11. What is the margin of safety in dollars? What is the margin of safety percentage? Margin of safety in dollars Margin of safety percentage %