Data presented below are from the financial statements of JetBlue Airways and Southwest Airlines.

($ millions)	Jet Blue Airways	Southwest Airlines
Total Liabilities, 2017	$1,108	$13,973
Total Liabilities, 2016	1,444	14,845
Total Assets, 2017	9,781	25,110
Total Assets, 2016	9,323	23,286
Revenue, 2017	7,015	21,171
Net Income, 2017	1,147	3,488

a. Compute the return on equity ratio for JetBlue and Southwest for 2017. (Round your answer to one decimal place.) JetBlue Airways = Southwest Airlines = Which company earned the higher return for its shareholders?

b. Compute the debt-to-equity ratio for each company as of December 31, 2017. (Round your answer to one decimal place.) JetBlue Airways = Southwest Airline =

Which company relies more on creditor financing?

c. For each firm, compute net income as a percentage of revenue in 2017. (Round your answer to one decimal place.) JetBlue Airways = Southwest Airlines =