ok t nces Verizox Company uses a job order cost system with manufacturing overhead applied to products based on direct labor hours. At the beginning of the most recent year, the company estimated its manufacturing overhead cost at $198,000. Estimated direct labor cost was $467,280 for 19,800 hours. Actual costs for the most recent month are summarized here: Item Description Direct labor (1,980 hours) Indirect costs Indirect labor Indirect materials Factory rent Total Cost $46,729 2,470 3,360 3,230 4,810 Factory depreciation. 5,770 Factory janitorial work 1,2801 Factory insurance 1,740 General and administrative salaries 4,220 Selling expenses 5,370 Factory supervision. Required: 1. Calculate the predetermined overhead rate. 2. Calculate the amount of applied manufacturing overhead. 3. Calculate actual manufacturing overhead costs. 4. Compute over- or underapplied overhead.