2 MacKenzie Company uses a standard costing system. Their standard cost card for one unit of a product shows the following Direct materials Direct labor Variable manufacturing overhead Standard Quantity or Hours Standard Price or Rate ? per pound $16 per hour $10 per hour 10 pounds 3.0 hours 3.0 hours The total standard variable cost for one unit of finished product is $120 and the company produces 600 units of finished product in June Additional information regarding direct materials in June include the following 5,400 pounds 5,200 pounds Actual quantity purchased: Actual quantity used in production What is the materials quantity variance for the month? A. S B. $ C. $ D. S E. None of the above 3,360 Favorable 8,400 Favorable 2,520 Favorable 840 Favorable