Check rn 3 Macy Corporation's relevant range of activity is 6600 units to 14,000 units. When it produces and sells 10,300 units, its average costs per unit are as follows points verage Cost per Unit $5.25 $3.70 $1.70 $3.10 $1.00 $0.70 se.95 $0.60 eBook Direct materials Direct labor Variable manufacturing overhead Fixed manufacturing oerhead Fixed selling expense Fixed administrative expense Sales commissions Variable administrative expense References If the selling price is $29.50 per unit, the contribution margin per unit sold is closest to Multiple Choice $10 65 $6 85 $20.55 $1730