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 Net operating income $ 15,000 9,000 6,000 3,120 $ 2,880 Foundational 6-8 (Algo) 8. What is the break-even point in unit sales? Break-even point units