:30am Help Save& Exit Mahon Corporation has two production departments, Casting and Customizing. The company uses a job-order costing system and computes predetermined overhead rate in each production department. The Casting Department's predetermined overhead rate is based on machine-hours and the Customizing 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: Machine-hours Direct labor-hours Total fixed manufacturing overhead cost Variable manufacturing overhead per machine-hour variable manufacturing overhead per direct labor-hour 19,200 7,600 $117,120 1.80 17,200 8, 600 $86,000 $3.60 month the company started and finished Job T138. The following data were recorded for this job: Job T138: Casting Customizing Machine-hours Direct labor-hours 40 60 70 tomizing Department to Job T138s closest to: (Round your intermediate calculations to 2 decimal places.) The amo ied in the