RiverRocks Inc., is considering a project with the following projected free cash flows,

$\backslash$table$[[$Year$,0,1,2,3,4],[$Cash Flow $($in millions$),-$$$49\mathrm{.}5,$$$10\mathrm{.}1,$$$19\mathrm{.}2,$$$19\mathrm{.}6,$$$14\mathrm{.}4$