$14.$ Assume Sheryl Jenkins wants to accumulate $ $12,427\mathrm{.}45$ in two years. She currently has $ $10,456\mathrm{.}74$ to invest. What interest rate must she earn on her investment $($that is$,$ if she deposits $ $10,456\mathrm{.}74$ today$)$ to have $ $12,427\mathrm{.}45$ exactly two years from today?$($Record your answer as a percent rounded to $1$ decimal place; for example, record $\mathrm{.}527945=52\mathrm{.}8\%$ as $52\mathrm{.}8).$

$15.$ Assume Jed Gerbil invested $ $11,024$ into an account exactly two years ago. The account has an interest rate of $14\mathrm{.}0\%$ p$.$a$.$ How much does Jed have in his account today $($that is$,$ exactly two years after the initial deposit$)?($Round your answer to the nearest cent and record your answer without a dollar sign and without commas. For example, record $$1,356\mathrm{.}8382$ as $1356\mathrm{.}84).$