You have saved up $$150,000$ to invest for retirement. You would like to earn $$20,000$ of interest, and you think you will earn an average of $6\%$ interest in a CD$.$

Using a simple interest calculation, how many years will you need to invest your money to meet your goal?

$2\mathrm{.}58$ years

$1\mathrm{.}23$ years

$2\mathrm{.}22$ years

$1\mathrm{.}54$ years