4. For Coca Cola, 2018 COGS was $13.1 billion and 2019 COGS was $14.6 billion. Their inventory at the end of 2019 was $3.4 billion and at the end of 2018 it was $3.1 billion and at the end of 2017 it was $2.9 billion. With this information calculate the inventory turnover and days in inventory for 2019 and 2018. Required: a. Based on your calculations, in which year did Coca Cola do a more efficient job of selling inventory? Explain. b. Based on your answers did liquidity for Coca Cola get higher or lower? Explain. c. How much would Coca Cola have had to reduce their inventory at the end of 2019 to increase the number for inventory turnover to 5 times a year? 5. During 2020, Twitter, Inc. (NYSE: TWTR) will be issuing (approximately) $600 million of unsecured notes that will be due in 2027. Assume that on the day immediately before the note issuance, Twitter has current assets of $4,500 million and current liabilities of $2,370 million. Required: 1. Will the notes be classified as assets or liabilities on Twitter's balance sheet? Will these notes be Notes Receivable or Notes Payable? 2. When Twitter issues these notes in 2020, will the notes be classified as current or long-term?? 3. On the day that these notes are issued, will Twitter's current ratio be impacted? If so, will it increase or decrease? 4. Assuming no change in net income before taxes, what would the impact be on return on investment/assets? Would it increase or decrease