The prodoction manager in Decia's business unit pitched an idea to her, sugetsting their unit would generate new rales this year by purchasing a new piece of required mathematical formulas or functions with cel references to the Problem equipment. Acrial expenses to support thete additional sales were estimated. area or nork area as ledicated. information concerning the proposed investment it provited here. Determine depreciation on the proposed investment using the STN function, and thi net increase in operating income of the new esulpment ls expected to generate . Depreciation an new eguipmert Net intrease in coerating income Determine hol of the investmert. ROI of new equipment imvestment Should bocia move forwasd with this investment if she is evaluated based an her division's ROI