A company has a $13\%$ WACC and is considering two mutually exclusive investments $($that cannot be repeated$)$ with the following cash flows:

$01234567$

Project A $-$$$300-$$$387-$$$193-$$$100$ $$600$ $$600$ $$850-$$$180$

Project B $-$$$405$ $$131$ $$131$ $$131$ $$131$ $$131$ $$131$ $$0$