Problem $9-18$ NPV and Discount Rates $[$LO$1]$

An investment has an installed cost of $$522,800.$ The canh flows over the four year life of the investment are projectied fo be $$226,850,$$$243,450,$$$21010,$ and $$158,820,$ respectively

$6.$ If the discount rate is zero, what is the NilV?

Note: Do not round intermediate calculetions.

b$.$ If the discount rate is infinite, what is the NPM$?$

None: A nepetive anvwer should be lindicsted by s misus sign.

C$.$ At what discount rate is the NPV just equal lo rero?

Note: De not reved imermediste celculetiens and enter your answer as e perceet nounded te $2$ decimal pleces, e$9,32\mathrm{.}36.$

Anvewer is cemplete but net entirely cerrect.

$\backslash$table$[[$a$.$ Nepy,$5,838230,],[$b$.$ Nery,$5,4221008,],[$c$.$ IPR,,$4800,5]]$