The Williamson Project requires an original investment of $50,000 and will yield cash flows of $15,000 per year for seven years. It can be sold after 4 years for $25,000. The Matthews Project has a calculated net present value of $13,500 over a four-year life. Year 1 2 Present Value of $1 6% 10% 12% 0.943 0.909 0.893 0.890 0.826 0.797 0.840 0.751 0.712 0.792 0.683 0.636 0.717 0.621 0.567 Present Value of an annuity of $1 Year 6% 10% 12% 1 0.943 0.909 0.893 2 1.833 1.736 1.690 3 2.673 2.487 2.402 4 3.465 3.170 3.037 5 4.212 3.791 3.605 3 4 5 a) Determine the net present value of the Williamson Project over a four-year life with a salvage value assuming a minimum rate of return of 12%. Enter negative values as a negative number