Problem 1 (12 pts.). The following are the parts in determining cost of goods sold for (a) Mark Company (b) Ik Company, and (c) Masson Company. Determine the missing amounts. Beginning Inventory Purchases Cost of Goods Available for Sale Ending Invent cost of Goods Sold a $120,000 $150,000 ? ? $160,000 b. $50,000 ? $150,000 $45,000 ? ? $220,000 $330,000 $61,000 ? Show your work below