One of the products of Hearts & Flowers is a one-pound box of chocolate candy, packaged in a box bearing the customer's logo (minimum order, 100 boxes). The standard cost of the chocolate candy used is $2 per pound. During November, 20,000 of these one-pound boxes were produced, requiring 20,800 pounds of chocolate candy at a total direct materials cost of $42,640. Determine the materials price and quantity variances for November with respect to the candy used in producing this product.