$ millions Dec. $31,2018$ Dec. $31,2017$

Total assets $$98,944$ $$86,134$

Total liabilities $14,81711,787$

Sales $57,448$

Net income $23,722$

$a.$ Compute ROE and disaggregate the ratio into its DuPont components $of$ ROA and financial leverage.

Note: $1.$ Select the appropriate numerator and denominator used $to$ compute ROE from the drop$-$down menu options. $2.$ Enter the numerator and denominator amounts $to$ compute $2018$ ROE.