Puvo, Inc., manufactures a single product in which variable manufacturing overhead is assigned on the basis of standard direct labor-hours. The company uses a standard cost system and has established the following standards for one unit of product: Direct materials Direct labor Variable manufacturing overhead Standard Quantity 2.5 pounds 0.6 hours 0.6 hours Standard Price or Rate $ 6.50 per pound $20.00 per hour $ 4.75 per hour Standard Cost $ 16.25 $ 12.00 $ 2.85 During March, the following activity was recorded by the company The company produced 5,800 units during the month. A total of 18,500 pounds of material were purchased at a cost of $51,800. . There was no beginning inventory of materials on hand to start the month; at the end of the month, 3,700 pounds of material remained in the warehouse. . During March, 3,680 direct labor-hours were worked at a rate of $20.50 per hour. . Variable manufacturing overhead costs during March totaled $10,688. The direct materials purchases variance is computed when the materials are purchased. The materials quantity variance for March is