Paolucci Corporation's relevant range of activity is 7,200 units to 15,000 units. When it produces and sells 11,100 units, its average costs per unit are as follows: Average Cost per Unit Direct materials $ 6.90 Direct labor $ 3.80 Variable manufacturing overhead $ 1.80 Fixed manufacturing overhead $ 3.50 Fixed selling expense $ 1.10 Fixed administrative expense $ 0.80 Sales commissions $ 1.05 Variable administrative expense $ 0.70 If 10,100 units are sold, the variable cost per unit sold is closest to