Nike's financial statements included the following footnote: "Included in interest expense $($income$),$ net was interest income related to the Company's investment portfolio of $$82$ million and $$70$ million for the

years ended May $31,2019$ and $2018,$ respectively.

b$.$ Using the financial statement information, compute the following coverage ratios.

Identify whether each of the four ratios strengthened or weakened in the current year.

Based on these ratios, there should be

about Nike's ability to cover interest and principal payments on outstanding debt.