Tharaldson Corporation makes a product with the following standard costs: Standard Standard Quantity or Standard Price or Cost Per Hours Rate Unit Direct materials 7.5 ounces $ 3.00 per ounce $19.00 per hour $ 6.00 per hour $22.50 Direct labor 0.4 hours $ 7.60 Variable overhead 0.4 hours $ 2:40 The company reported the following results concerning this product in June. 2,900 units Originally budgeted output Actual output 3,000 units Raw materials used in production 19,500 ounces 21,800 ounces Purchases of raw materials Actual direct labor-hours Actual cost of raw materials purchases Actual direct labor cost Actual variable overhead cost 460 hours $42,300 $12,900 $ 3,350 The company applies variable overhead on the basis of direct labor-hours. The direct materials purchases variance is computed when the materials are purchased. The variable overhead rate variance for June is Multiple Choice $602 F $590 F $590 U