Jones Company uses a job-order costing system and a predetermined overhead rate based on machine hours. At the beginning of 2019 overhead for the year would be $680,000 and that production would use 80,000 machine hours. The following information relates to t Job A Job B Job C Work in process, January 1 $8,000 $11,000 $0 Direct materials cost $12,000 $18,000 $1,900 Direct labor costs $21,000 $29,000 $6,000 Actual direct labor hours 1,700 2,400 550 Actual machine hours 1,400 2,000 200 80 Also known: Raw materials beginning inventory was $4,500. Purchases of raw materials for January are $35,000 Job C was started on 1/25; Job A and B were finished on 1/29: Job A sold on 1/31. Finished goods beginning inventory on 1/1 was $32,000. Actual overhead for January was $31.000. 5. What is the cost of goods sold for January? 6. What are prime costs for January? 7. What is the ending work in process balance on January 31? 8. What is the ending finished goods inventory balance on January 31