Tharaldson Corporation makes a product with the following standard costs:Standard Quantity or Hours Standard Price or Rate Standard Cost Per UnitDirect materials 6.3 ounces $ 4.00 per ounce $ 25.20Direct labor 0.8 hours $ 11.00 per hour $ 8.80Variable overhead 0.8 hours $ 6.00 per hour $ 4.80The company reported the following results concerning this product in June.Originally budgeted output 3,300 unitsActual output 2,600 unitsRaw materials used in production 19,500 ouncesPurchases of raw materials 21,200 ouncesActual direct labor-hours 5,600 hoursActual cost of raw materials purchases $ 41,800 Actual direct labor cost $ 13,300 Actual variable overhead cost $ 3,650 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 June is: