Costs at three different activity levels are shown below for six different costs. Classify each cost as either fixed, variable, or mixed. Costs Direct materials Direct labor Factory building rent Salesperson compensation Factory supervisor salary Factory utilities Direct materials. Direct labor Factory building rent Salesperson compensation Factory supervisor salary Factory utilities Units Produced and Sold At 0 units At 2,000 units. At 4,000 units $ 12,600 $ 25,200 $0 0 8,600 17,200 3,600 3,600 5,600 6,600 360 5,600 6,600 760 3,600 6,600 6,600 960

Costs at three different activity levels are shown below for six different costs. Classify each cost as either fixed, variable, or mixed