The following materials standards have been established for a particular product: Standard quantity per unit of output Standard price 5.0 meters $ 18.90 per meter 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 8,500 meters $170,000 8,000 meters 1,570 units What is the materials price variance for the month