Answer the following questions. Explain how you reached the answer or show your work if a mathematical calculation is needed, or both

1. Identify two different stock exchanges in the United States. Describe the similarities and differences between the two stock exchanges. Identify one stock from each of the two stock exchanges.
2. Using the two stocks you identified, determine the free cash flow from 2015 and 2016. What inference can you draw from the companies' free cash flow?
3. Using the 2017 and 2018 financial statements for both stocks, prepare two financial ratios for each of the following categories: liquidity ratios, asset management ratios, and profitability ratios. You should have a total of six ratios for each stock, per year. What challenges, strengths, or weaknesses do you see?