Assume a company had no jobs in progress at the beginning of July and no beginning inventories. It started and completed only two jobs during July-Job Y and Job Z. The company uses a plantwide predetermined overhead rate based on direct labor-hours. The following additional information from the month of July is available for the company as a whole and for Jobs Y and Z Estimated total fixed manufacturing overhead $ 13,000 Estimated variable manufacturing overhead per direct labor-hour $1.00 Estimated total direct labor hours to be worked 2,000 Total actual manufacturing overhead costs incurred $ 12,800 Direct materials Direct labor cost Actual direct labor hours worked What is the total job cost for Job Z? Job y $ 13,000 $ 21,000 1,400 Job Z $ 8,000 $ 7,500 500 $20,250 O $19,250 O $18,250 O $17,250