Cash payback period, net present value analysis, and qualitative considerations of $$81,000$ per year for $10$ years.

$\backslash$table$[[$Present Value of an Annuity of $$1$ at Compound Interest,$],[$Year$,6\%,10\%,12\%,15\%,20\%],[1,0\mathrm{.}943,0\mathrm{.}909,0\mathrm{.}893,0\mathrm{.}870,0\mathrm{.}833],[2,1\mathrm{.}833,1\mathrm{.}736,1\mathrm{.}690,1\mathrm{.}626,1\mathrm{.}528],[3,2\mathrm{.}673,2\mathrm{.}487,2\mathrm{.}402,2\mathrm{.}283,2\mathrm{.}106],[4,3\mathrm{.}465,3\mathrm{.}170,3\mathrm{.}037,2\mathrm{.}855,2\mathrm{.}589],[5,4\mathrm{.}212,3\mathrm{.}791,3\mathrm{.}605,3\mathrm{.}353,2\mathrm{.}991],[6,4\mathrm{.}917,4\mathrm{.}355,4\mathrm{.}111,3\mathrm{.}785,3\mathrm{.}326],[7,5\mathrm{.}582,4\mathrm{.}868,4\mathrm{.}564,4\mathrm{.}160,3\mathrm{.}605],[8,6\mathrm{.}210,5\mathrm{.}335,4\mathrm{.}968,4\mathrm{.}487,3\mathrm{.}837],[9,6\mathrm{.}802,5\mathrm{.}759,5\mathrm{.}328,4\mathrm{.}772,4\mathrm{.}031],[10,7\mathrm{.}360,6\mathrm{.}145,5\mathrm{.}650,5\mathrm{.}019,4\mathrm{.}192]]$

a$.$ What is the payback period on this project?

years

b$.$ What is the net present value, assuming a $12\%$ rate of return? Use the table provided above. Round to the nearest whole dollar.

Net present value $$

c$.$ What else should the manager consider in the analysis?