7. \$ What were company's sales for the period? For questions 8 - 10 assume the company uses First-in, First-out (FIFO) inventory valuation. 8. \$ Calculate ending inventory (FIFO) 9. $ Calculate cost of goods sold (FIFO) 10. $ Calculate gross profit (FIFO) For questions 11 - 13 assume the company uses Last-in, First-out (LIFO) inventory valuation. 11. $ Calculate ending inventory (LIFO) 12. \$ Calculate cost of goods sold (LIFO) 13. \$ Calculate gross profit (LIFO) For questions 14 - 16 assume the company uses Weighted Average cost inventory valuation. 14. \$ Calculate ending inventory (WA) 15. $ Calculate cost of goods sold (WA) 16. \$ Calculate gross profit (WA)