MC algo $9-17$ Calculating Crossover Rate

You are considering the following two mutually exclusive projects. The crossover rate between these two projects is

percent and Project

should be accepted if the required return is greater than the crossover rate.

Multiple Choice

$12\mathrm{.}03$;$B$

$16\mathrm{.}74$; A

$18\mathrm{.}12$; A

$12\mathrm{.}03$;$A$

$16\mathrm{.}74$;$B$