doogan Corporation makes a product with the following standard costs: Standard Quantity or Hours Standard Price or Rate Direct materials 2.0 grams $ 7.00 per gram Direct labor 0.6 hours $ 14.00 per hour Variable overhead 0.6 hours $ 6.00 per hour The company produced 4,600 units in January using 10,120 grams of direct material and 2,100 direct labor-hours. During the month, the company purchased 10,690 grams of the direct material at $7.20 per gram. The actual direct labor rate was $14.55 per hour and the actual variable overhead rate was $5.90 per hour. 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 materials quantity variance for January is: Multiple Choice $6,440 F $6,624 U $6,624 F $6,440 U