a company is considering a $150,000 investment in machinery with the following net cash flows. the company requires a 10% return on its investments. (pv of $1, fv of $1, pva of $1, and fva of $1) (use appropriate factor(s) from the tables provided.) year 1 year 2 year 3 year 4 year 5 net cash flows $10,000 $25,000 $50,000 $37,500 $100,000 (a) compute the net present value of this investment. (b) should the machinery be purchased?