Suppose in its $2025$ annual report that McDonald's Corporation reports beginning total assets of $$29\mathrm{.}00$

billion, ending total assets of $$31\mathrm{.}00$ billion, net sales of $$22\mathrm{.}20$ billion, and net income of $$3\mathrm{.}90$ billion.

$($a$)$ Compute McDonald's return on assets. $($Round return on assets to $2$ decimal places, e$.$g$.5\mathrm{.}12\%.)$

McDonald's return on assets

$\%$

$($b$)$ Compute McDonald's asset turnover. $($Round asset turnover to $2$ decimal places, e$.$g$.5\mathrm{.}12.)$

McDonald's asset turnover

times