Martinez Company's relevant range of production is 15,000 units to 25,000 units. When it produces and sells 20,000 units, its uni costs are as follows: Amount Per Unit Direct materials $ 6.34 Direct labour $ 3.84 Variable manufacturing overhead $ 1.84 Fixed manufacturing overhead $ 5.34 Fixed selling expense $4.34 Fixed administrative expense $ 3.34 Sales commissions $ 1.84 Variable administrative expense $0.92 Required: If 16,000 units are sold, what is the variable cost per unit sold? (Round your answer to 2 decimal places.)