The Milken Company is offering you an investment that promises you $$10,000$ at the

end of $8$ years if you invest $$6,706$ today. What is the annual return on this

investment?

Compute your answer as a percent rounded to $2$ decimal places. Record without a

percent sign. For example, record $\mathrm{.}0848765=8\mathrm{.}48765\%$ as $8\mathrm{.}49.$