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Exercise 17-10 Assigning overhead costs using the plantwide rate and departmental rate methods LO P1, P2 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 30,000 desk lamps produced annually follows. $275,000 Direct materials Direct labor Fabricating department (9,000 DLH * $30 per DLH) Assembly department (15,800 DLH $20 per DLH) Machine hours Fabricating department Assembly department $ 270,000 $316,000 14,800 MH 21,000 MH Expected overhead cost and related data for the two production departments follow. Direct labor hours Machine hours Overhead cost Fabricating 150,000 DLH 164,000 MH $360,000 Assembly 295,000 DLH 122,000 MH $ 445,000 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. Compute departmental overhead rates based on machine hours in the fabricating department and direct labor hours in the assembly department. 4. Use departmental overhead rates from requirement 3 to determine the total manufacturing cost per unit for the aluminum desk lamps. Complete this question by entering your answers in the tabs below. Required 1 Required 2 Required 3 Required 4 Determine the total manufacturing cost per unit for the aluminum desk lamp using the plantwide overhead rate. Direct materials $ 275,000 Direct Labor - Fabricating 270,000 316,000 Direct Labor - Assembly Overhead 861,000 Total manufacturing costs Units produced Manufacturing cost per unit 30,000 Required 1 Required 2 Required 3 Required 4 Compute departmental overhead rates based on machine hours in the fabricating department and direct labor hours in the assembly department. (Round your answers to 2 decimal places.) Departmental overhead rate MH Fabricating Assembly DLH Required 1 Required 2 Required 3 Required 4 Use departmental overhead rates from requirement 3 to determine the total manufacturing cost per unit for the aluminum desk lamps. Direct materials Direct labor Fabricating Assembly 0 Overhead Fabricating Assembly 0 0 Units produced Manufacturing cost per unit 0 per unit