In addition to calculating the NPV of the project, calculate the IRR (internal rate of return), the Simple Rate of Return, and the project profitability index.

Oakmont Company has an opportunity to manufacture and sell a new product for a four-year period. The company's discount rate is 15%. After careful study, Oakmont estimated the following costs and revenues for the new product: When the project concludes in four years the working capital will be released for investment elsewhere within the company. Required: Calculate the net present value of this investment opportunity