Christopher's Custom Cabinet Company uses a job order cost system with overhead applied as a percentage of direct labor costs. Inventory balances at the beginning of 2018 follow: Raw Materials Inventory Work in Process Inventory Finished Goods Inventory $16,200 5,900 20, 500 The following transactions occurred during January (a) Purchased materials on account for $28,000. (b) Issued materials to production totaling $20,300, 90 percent of which was traced to specific jobs and the remainder of which was treated as indirect materials. (c) Payroll costs totaling $18,400 were recorded as follows: $11,700 for assembly workers 2,000 for factory supervision 2,700 for administrative personnel 2,000 for sales commissions (d) Recorded depreciation: $4,900 for factory machines, $1,000 for the copier used in the administrative office. (e) Recorded $1,300 of expired insurance. Forty percent was insurance on the manufacturing facility, with the remainder classified as an administrative expense. (f) Paid $4,700 in other factory costs in cash. (g) Applied manufacturing overhead at a rate of 200 percent of direct labor cost. (1) Completed all jobs but one; the job cost sheet for the uncompleted job shows $2,600 for direct materials, $2,100 for direct labor, and $4,200 for applied overhead. a Sold iobs costing $51100 The revenue earned on these jobs was $66430 Beg. Bal. Raw Materials Inventory 16,200 20,300 (b) 28,000 23,900 Work in Process Inventory 5,900 18,270 11,700 23,400 Beg. Bal. (b) (c) (9) (h) (a) End. Bal. End. Bal. 59,270 Cost of Goods Sold Beg. Bal. Finished Goods Inventory 20,500 51,1000) Beg. Bal. 0 (h) 51,100 End. Bal 30,600 End. Bal. 51,100 Manufacturing Overhead Beg. Bal. (6) 23,400 (9) 2,030 2,000 4,900 520 4,700 Selling, General, and Administrative Expenses Beg. Bal. (c) 2,700 (c) 2,000 (d) 1,000 (e) 780 (e) End. Bal. 6,480 End. Bal. 9,250 Sales Revenue Beg. Bal. 66,4300 End. Bal. 66,430