13. Blue Box Beach Chairs has the following standards to make beach chairs: Standard Quantity Standard Price Direct materials 2.2 pounds of polywood per chair $3.50 per pound Direct labor 0.65 hours per chair $13.00 per hour The static budget was based on the production of 6,200 beach chairs. The company used 13,000 pounds of polywood in order to make 6,000 chairs in April. The company purchased 7,000 pounds of polywood at a total cost of $24,150. How much is the direct materials quantity variance