investment. The present value of an annuity of $$1$ for various periods follows:

$\begin{array}{cc}\text{P}\text{e}\text{r}\text{i}\text{o}\text{d}& Present\text{v}\text{a}\text{l}\text{u}\text{e}ofan\text{a}\text{n}\text{n}\text{u}\text{i}\text{t}\text{y}of\text{\$}1at10\%\\ 1& 0\mathrm{.}9091\\ 2& 1\mathrm{.}7355\\ 3& 2\mathrm{.}4869\end{array}$

What is the net present value of this machine $($rounded to the nearest whole dollar$)$ assuming all cash flows occur at year$-$end?

Multiple Choice

$$3,300$

$$52,971$

$$18,000$

$$21,300$

$$1,458$