Help Save & Exi Beans Corporation uses a job oider costing system with a single plantwide predetermined overhead rate based on direct labor hours. The company based its predetermined overhead rate for the current year on total fed manufacturing overhead cost of $162.000, variable manufacturing overhead of $2 80 per direct labor hour, and 60.000 direct labor-hours. Recently, Job K818 was completed with the following characteristics Number of units in the job Total direct labor-hours Direct materials Direct labor cost The predetermined overhead rate is closest to 10 50 1920 $1,400 Multiple Choice $5.50 per dret aber her $8.30 pm director hour 1280 per dret bolhoor $270