At what annual interest$$ rate, compounded$$ annually, would

$$$$480$

have to be invested for it to grow to

$$$$1980\mathrm{.}81$

in

$10$

$$years$?$

Question content area bottom

Part $1$

The annual interest$$ rate, compounded$$ annually, at which

$$$$480$

must be invested for it to grow to

$$$$1980\mathrm{.}81$

in

$10$

years is

$\%.$

$($Round to two decimal$$ places.$)$