The following materials standards have been established for a particular product: Standard quantity per unit of output Standard price 6.3 pounds $15.10 per pound The following data pertain to operations concerning the product for the last month: Actual materials purchased Actual cost of materials purchased Actual materials used in production actual output 7,650 pounds $64,780 7,150 pounds 890 units The direct materials purchases variance is computed when the materials are purchased. What is the materials quantity variance for the month