Martinez Company's relevant range of production is 15,000 units to 25,000 units. When it produces and sells 20,000 units, its unit costs are as follows: Required: If 16,000 units are sold, what is the variable cost per unit sold? (Round your answer to 2 decimal places.) Variable cost per unit sold Help Save & El Amount Per Unit Direct materials $ 6.08 Direct labour $ 3.58 Variable manufacturing overhead $ 1.58 Fixed manufacturing overhead Fixed selling expense $ 5.08 Fixed $ 4.08 administrative expense Sales $ 3.08 commissions $ 1.58 Variable administrative expense $ 0.79