Laval produces lamps and home lighting fixtures. Its most popular product is a brushed aluminum desk lamp. This lamp is made from components shaped in the fabricating department and assembled in the assembly department. Information related to the 34.000 desk lamps produced annually follows. $260,000 Direct materials Direct labor Fabricating department (8,888 DLH x $31 per DLH) Assembly department (15,800 DLH $27 per DLH) $248,000 $426,600 Machibe hours Fabricating department Assembly department 15,200 MH 20,700 MH Expected overhead cost and related data for the two production departments follow. Direct labor hours Machine hours Overhead cost Fabricating Assembly 160,000 OLH 375,000 DLH 172,009MH 131,000 MH 39,000 $440,000 Required 1. Determine the plantwide overhead rate for Laval using direct labor hours as a base 2. Determine the total manufacturing cost per unit for the aluminum desk lamp using the plantwide overhead rate 3 Comnte denartmental overhead rates hasert on marhine hours in the fahricatinn denartment and nirart lahor hours in the