Qiang places the amount of $$66$ in a special bank account that guarantees to provide $$194$ in $12$ years. What rate of return would Qiang earn on this opportunity?

$r=$

Your answer should be in PERCENTAGE form with at least $2$ decimal places. That is$,$ enter your response as say $3\mathrm{.}75$ and NOT as $.0375.$ Also, do not use a percent sign in your answer.

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