How much will you have in a Roth IRA if you invest $$6,000$ a year for $30$

years, if money earns $8$ percent, and you make the investment at the

beginning of each year?

$$589,510\mathrm{.}38$

$$734,075\mathrm{.}21$

$$474,181\mathrm{.}61$

$$621,054\mathrm{.}42$