Laval produces lighting fixtures. Budgeted information for its two production departments follows. The departments use machine hours (MH) and direct labor hours (DLH). Overhead cost Fabricating $750,000 Assembly $ 96,000 Direct labor hours. 93,750 DLH 75,000 MH 12,000 DLH 64,500 MH Machine hours Laval reports the following for one of its products, a desk lamp. Assembly Department Number of Units 4,000 Fabricating Department Direct Labor Hours Machine Hours per per Unit Unit Direct Labor Hours Machine Hours per per Unit Unit Desk lamp 4 DLH per unit 3 MH per unit 2 DLH per unit 0.6 MH per unit Required: 1. Determine the plantwide overhead rate using 105,750 direct labor hours as the allocation base. 2. Determine the overhead cost per unit for the 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. Determine the overhead cost per unit for the desk lamp using the departmental overhead rates. Complete this question by entering your answers in the tabs below. Required 1 Required 2 Required 3 Required 4 Determine the plantwide overhead rate using 105,750 direct labor hours as the allocation base