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 28,000 desk lamps produced annually follows. Direct material 260,000 Direct labor Fabricating department (9,000 DLH $22 per DLH) Assembly deprtment (15,800 DLH x $28 per DLH} $198,000 $442, 400 Machine hour Fabricating department Assembly department 14,300 MH 20,350 MH Expected overhead cost and related data for the two production departments follow. Direct labor hour Machine hour Overhead cost Fabricating Assembly 180,000 DLH 375,000 DLH 169,000 MH 132,000 H 390,000 450, 000 Required 1. Determine the plantwide overhead rate for Laval using direct labor hours as a base 2. Determine the total manufacturing cost per unlt for the aluminum desk lamp using the plantwlde 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 unlt for the aluminum deslk lamps. Complete this question by entering your answers in the tabs below Required 1 Required 2 Required 3 Required 4 Determine the plantwide overhead rate for Laval using direct labor hours as a base