Question $36(1$ point$)$

A firm has total sales of $$53$ million. It has gross profit of $$12$ million, operating income of $$8\mathrm{.}5$ million, and net income of $$4$ million. What is the firm's net profit margin?

Question $36$ options:

$22\%$

$16\%$

$7\mathrm{.}5\%$

None of the above