Brief Exercise $12-24($Algo$)$ Given the following attributes of an investment... $[$LO $12-4]$

Given the following attributes of an investment project with a $5-$year life and an after$-$tax discount rate of $9\%,$ calculate both the IRR and MIRR of the project: investment outlay, time $0,$ $$8,000$; after$-$tax cash inflows, year $1,$ $$1,600$; year $2,$ $$4,000$; year $3,$ $$2,400$; year $4,$ $$3,200$; and year $5,$ $$800.$ Use the appropriate built$-$in functions in Excel $($IRR and MIRR$)$ to estimate both the IRR and the MIRR of the proposed investment. $($Round "IRR" and "MIRR" to $2$ decimal places. $($i$.$e$.0\mathrm{.}1234=12\mathrm{.}34\%).)$