Kalp Corporation has two production departments, Machining and Finishing. The company uses a job-order costing system and computes a predetermined overhead rate in each production department. The Machining Department's predetermined overhead rate is based on machine-hours and the Finishing Department's predetermined overhead rate is based on direct labor-hours. At the beginning of the current year, the company had made the following estimates: Machining Finishing Machine-hours 19,e00 12,000 Direct labor-hours 2.000 8,000 Total fixed manufacturing overhead cost $136,800 $ 1.80 $69,600 Variable manufacturing overhead per machine-hour Variable manufacturing overhead per direct labor-hour $ 3.20 During the current month the company started and finished Job K928. The following data were recorded for this job: Job K928: Machining Finishing Machine-hours 90 10 Direct labor-hours 30 50 Direct materials $775 $ 415 $1,05e Direct labor cost $630 The predetermined overhead rate for the Machining Department is closest to: