When your father was born $49$ years ago, his grandparents deposited $$225$ in an account for him. Today, that account is worth $$10,000.$ What was the annual rate of return on this account? $($Assume annual compounding.$)$

Multiple Choice

$7\mathrm{.}51\%$

$7\mathrm{.}73\%$

$8\mathrm{.}05\%$

$6\mathrm{.}01\%$

$8\mathrm{.}86\%$