MrBear,your Boss,will Only Agree to Accept a Project That,as a Minimum,provides

Mr.Bear,your boss,will only agree to accept a project that,as a minimum,provides a rate of return equal to the requirement he has set for the project.Given this,explain how you can use break-even analysis to ascertain which projects will be acceptable to him as you don't want to risk hearing him growl if you waste his time presenting him with a project that is unacceptable.