The Pan American Bottling Co. is considering the purchase of a new machine that would increase the speed of bottling and save money. The net cost of this machine is $54,000. The annual cash flows have the following projections. Use Appendix B and Appendix D for an approximate answer but calculate your final answer using the formula and financial calculator methods. Year Cash Flow 1 $ 22,000 2 25,000 3 28,000 4 14,000 5 7,000 a. If the cost of capital is 12 percent, what is the net present value of selecting a new machine? (Do not round intermediate calculations and round your final answer to 2 decimal places.) b. What is the internal rate of return? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.)