Required information [The following information applies to the questions displayed below] Martinez Company's relevant range of production is 7,500 units to 12,500 units. When it produces and sells 10,000 units, its average costs per unit are as follows. 13. If the selling price is $2100 per unit, what is the contribution margin per unit? Note: Do not round intermediote colculations. Round your answer to 2 decimal places