A deposit of $$10,000$ made $9$ years ago will be worth $$20,000$ in $2$ years from now. What is the annual interest rate?

Question $8$Answer

a$.$

$8\mathrm{.}01\%$

b$.$

$41\mathrm{.}42\%$

c$.$

$6\mathrm{.}50\%$

d$.$

$9\mathrm{.}09\%$

e$.$

$11\mathrm{.}11\%$