Forest Components makes aircraft parts. The following transactions occurred in July. 1. Purchased $16,860 of materials on account. 2. Issued $16,860 in direct materials to the production department. 3. Issued $1,220 of supplies from the materials inventory. 4. Paid for the materials purchased in transaction (1) using cash. 5. Returned $2,100 of the materials issued to production in (2) to the materials inventory. 6. Direct labor employees earned $32,800, which was paid in cash. 7. Purchased miscellaneous items for the manufacturing plant for $17,370 on account. 8. Recognized depreciation on manufacturing plant of $35,700. 9. Applied manufacturing overhead for the month. Forest uses normal costing. It applies overhead on the basis of direct labor costs using an annual, predetermined rate. At the beginning of the year, management estimated that direct labor costs for the year would be $436,000. Estimated overhead for the year was $388,040. The following balances appeared in the inventory accounts of Forest Components for July. Materials Inventory Work-in-Process Inventory Finished Goods Inventory Cost of Goods Sold Beginning Ending ? $12,440 ? 10,640 $2,740 7,090 ? 74,200