Mary is considering opening a hobby and craft store. Mary plans to operate the business for six years. Mary requires a minimum 6% return on this investment. Ignore income taxes in this problem.) The data pertaining to her investment opportunity are: Cost of equipment $175,000 Working capital needed $185,000 Annual cash inflow from sales $190,000 Annual cash outflow for operating costs $145,000 Salvage value of equipment $20,000 Mary plans to operate the business for six years. Mary requires a minimum 6% return on this investment. What is the net present value of this investment? It the NPV is negative, enter your number with a - irn front. Otherwise, just enter the number