Standard Price or Rate 9 Direct materials Direct labor Variable manufacturing overhead Standard Quantity 6.80 pounds 0.50 hours 0.50 hours $ 0.60 per pound $43.50 per hour $ 9.50 per hour Standard Cost $ 4.08 s 21.75 $ 4.75 During March, the following activity was recorded by the company: The company produced 3,400 units during the month. A total of 20,400 pounds of material were purchased at a cost of $14,580. .There was no beginning iventory of materials on hand to start the month; at the end of the month, 4,620 pounds of material remained in the warehouse. During March, 1,190 direct labor-hours were worked at a rate of $40.50 per hour. Variable manufacturing overhead costs during March totaled $15,061. The direct materials purchases variance is computed when the materials are purchased. The variable overhead rate variance for March is: Multiple Choice $3,756 F $4,310 U $4,310 F $3,756 U