Albert Shoe Company is considering investing in one of two machines that attach heels to shoes. Machine A costs $69, 130 and is expected to save the company $20, 390 per year for six years. Machine B costs $95, 190 and is expected to save the company $25, 390 per year for six years. Determine the net present value for each machine if the required rate of return is 10 percent. (Ignore taxes.) (Round present value factor calculation to 4 decimal places, e.g. 1.2151 and final answer to 0 decimal places, e.g. 125. Enter negative amounts using sign preceding the number e.g. -45 or parentheses e.g. (45).) Decide which machine should be purchased. should be purchased