I don't know how to calculate these! Could you please help me on these blank? Thank you so much!

3. Reconstruct the Cost of Goods Sold section of Walgreens Boots Alliance's 2015 income statement. Enter all amounts in millions of dollars. Walgreens Boots Alliance, Inc. Cost of Goods Sold For the Year 2015 Inventory, August 31, 2014 'r a 673 x Cost of goods purchased \"I Cost of goods available for sale J Inventory, August 31, 2015 J Cost of goods sold '4 DUDUI /\\ Walgreens Boots Alliance's Sales, Cost of Goods Sold, and Gross Prot The following information was summarized from the consolidated balance sheets of Walgreens Boots Alliance, Inc. and Subsidiaries (the company created with the combination of Walgreens and Boots Alliance) as of August 31, 2015 and 2014 and the consolidated statements of earnings for the years ended August 31, 2015 and 2014. All amounts are from Walgreens Boots Alliance's 2015 Form 107 K. (millions of dollars} 2015 2014 Accounts receivable, net $5,849 3,218 Cost of sales 76,520 54,323 Inventories 8,678 6,076 Net sales 103,444 76,392 Required: ) Enter all amounts in millions of dollars, For example, 12,4UU,000,000 would be entered as 12,400. 1. Identify and analyze the effect of the transaction to record collection of the accounts receivable outstanding on August 31, 2014. Activity Operating w/ Accounts Cash Increase, Accounts Rec ' able Decrease w/ Statement(s) Balance Sheet on ly J cams... v