A project has estimated annual net cash flows of $11,250 for four years and is estimated to cost $37,500. Assume a minimum acceptable rate of return of 12%. Use the Present Value of an Annuity of $1 at Compound Interest table below. Present Value of an Annuity of $1 at Compound Interest Determine (a) the net present value of the project and (b) the present value index. If required, use the minus sign to indicate a negative net present value