Bridgett's Beauty Spa needs to purchase a new extra deluxe machine to implement spa services. The initial investment on this new ultra jacuzzi is $$85,000.$ The machine is expected to generate $$65,000$ in uniform cash flow each year and it has a five$-$year expected useful life.

Required: Compute the payback period.

$1$ year

$1\mathrm{.}31$ years

$1\mathrm{.}51$ years

$1\mathrm{.}61$ years

$1\mathrm{.}71$ years