Net Present Value Method, Internal Rate of Return Method, and Analysis The management of Advanced Alternative Power Inc, is considering two capital investment projects. The estimated net cash flows from each project are as follows: The wind turbines require an investment of $971,840, while the biofuel equipment requires an investment of $1,827,200. No residual value is expected from either project. Required: 1b. Compute a present value index for each project. If required, round your answers to two decimal places