The amount of interest on $X for two years is

$$612\mathrm{.}00.$ The amount of discount on $X for

one year is $$148.$ Find the annual effective

interest rate i$.$

Round your answer to $3$ decimal places.

$1.17\mathrm{.}049$

$2.59\mathrm{.}407$

$3.13\mathrm{.}781$

$4.34\mathrm{.}72$

$5.35\mathrm{.}451$

$6.49\mathrm{.}493$

$7.8\mathrm{.}754$

$8.18\mathrm{.}659$

$9.12\mathrm{.}954$

$10.12\mathrm{.}123$

Answer in units of percent. Your answer

must be within $\backslash$pm $0\mathrm{.}0\%$