I need assistance with the attached problem and how to best solve these types of equations. thanks

Compute DuPont Analysis Ratios Selected balance sheet and income statement information for Humana Inc., a health and well-being company, follows. 2018 2017 2018 2018 Net Company (S millions) Ticker Revenue income 2018 Assets 525,413 2017 Assets 528,265 Stockholders' Stockholders' Humana lnc HUM 559,188 51,683 Equity 510,567 Equity 510,236 Compute the following 2018 ratios for Humana. a. Return on equity (ROE) Note: Round percentage (your final answer) to one decimal places (for example, enter 6.7% for 6.6555%). b. Profit margin (PM) Note: Round percentage (your final answer) to one decimal places (for example, enter 6.7% for 6.6555%). c. Financial leverage (FL) Note: Round amount (your final answer) to two decimal places (for example, enter 6.78 for 6.77555).