Calculator Blue Ridge Marketing Inc. manufactures two products, A and B. Presently, the company uses a single plantwide factory overhead rate for allocating overhead to products. However, management is considering moving to a multiple department rate system for allocating overhead. The following table presents information about estimated overhead and direct labor hours. Direct Labor Product Overhead Hours dih) B $248,000 Painting Dept. 10,000 din 16 dih 4 dih Finishing Dept 72.000 10,000 4 16 Totals $320,000 20,000 dih 20 din 20 dih Using a single plantwide rate, determine the overhead rate per unit for Blue Ridge Marketing Inc.'s Product B. Oa. $496.00 Ob. $640.00 Oc. $320.00 Od. $144.00 Ma