If the projects are mutually exclusive, which project(s) should the firm approve?

If the projects are not mutually exclusive, the firm has a budget of $350 and you can take a project multiple times, what is the max value that you can bring to the firm?

A firm evaluates the following projects, when interest rates are 12% for every maturity: A firm evaluates the following projects, when interest rates are 12% for every maturity