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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 Hours (dlh) Overhead A B 16 dlh 4 dlh Painting Dept. $248,000 10,000 dlh 4 16 Finishing Dept. 72,000 10.000 20 dlh 20 dlh Totals $320.000 20,000 dlh Using a single plantwide rate, determine the overhead rate per unit for Blue Ridge Marketing Inc.'s Product B. $144.00 $320.00 O $496.00 $640.00