Garza Corporation has two production departments, Casting and Customizing. The company uses a job-order costing system and computes a 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 Casting 13,000 19,000 $ 62,400 $ 1.20 Customizing 16,000 4,000 $ 16,400 $ 4.50 The estimated total manufacturing overhead for the Customizing Department is closest to: Multiple Choice $16,400 $34,400 $147,900 $18,000