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 Fixed expenses Net operating Incone $ 45,000 31,500 13,500 8,640 $ 4,860 Required: 1. What is the contribution margin per unit? (Round your answer to 2 decimal places.) Contribution margin per unit