Can you help with the with the Inventory computation, cost of sales, and gross profit (or loss)? See information below:

Determine the following: a) Gross profit (or loss) from the sale of goods or products for the current taxable year. b) The inventory. c) Total cost of sales (cost of sales). Item Balance at the beginning of the Balance at the end of the year year January 1, 2019 December 31, 2019 Materials $300,000 $100,000 Units in Process 10,000 500,000 Finished Units 600,000 400,000 Purchase of materials 70,000 Direct wages 500,000 Sales 12,000,000 Other direct costs 100,000 Fee income 11,000 Royalties 3,000 Rent 24,000 Freight and tickets 7,000