Tempest Enterprises had a sales margin of $10\%,$ sales of $$4,500,000,$ and invested capital of $$5,500,000.$ The company's ROI was:

Multiple Choice

$8\mathrm{.}18\%.$

$10\mathrm{.}43\%.$

$10\mathrm{.}00\%.$

$12\mathrm{.}22\%.$

None of the answers is correct.