Please answer question 9

Olympic Enterprises has the following inventory data: Assuming average cost, what is the cost of goods sold for the June 14 sale? A company has $4, 500 in net sales, $3, 200 in gross profit, $1, 300 in ending inventory and $1, 800 in beginning inventory. What is the company's cost of goods sold? Goods available for sale are $40,000: beginning inventory is $16,000: ending inventory is $20,000: and the cost of goods sold is $50,000. What is the inventory turnover? Which element of internal control deals with establishing procedures for things such as handling of incoming checks, and which element deals with the oversight of the internal control systems? What is an audit opinion