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 $60,000. 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. a. If the cost of capital is 10 percent, what is the net present value of selecting a new machine? b. What is the internal rate of return