QS 4-4 Computing plantwide overhead rates LO P1 Rafner Manufacturing identified the following budgeted data in its two production departments Manufacturing overhead costs Direct labor hours Machine hours Assembly $1,218,70 12,200 DLH 6,200 MH Finishing $620,000 20,200 DLH 16,200 H Required: 1. What is the company's single plantwide overhead rate based on direct labor hours? Estimated overhead costs $ 620.000 $ 30.69 per direct labor hour Estimated manufacturing costs 20.200 2. What is the company's single plantwide overhead rate based on machine hours