Exercise 17-9 (Algo) Allocating overnead using plantwide rate and departmental rates LUPI, PZ 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 Direct labor hours Fabricating $ 800,000 Assembly $ 828,000 116,800 DLH 100,000 MH Machine hours 46,000 DLH 81,500 MH Laval reports the following for one of its products, a desk lamp. Fabricating Department Assembly Department Desk lamp Number of Units 6,000 Direct Labor Bours Machine Hours per Direct Labor Hours per Unit per Unit 3 DLH per unit Unit Machine Hours per Unit 2 MH per unit 1 DLH per unit 0.3 MH per unit Required: 1. Determine the plantwide overhead rate using 162,800 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