b-1. Calculate the net present value for Project A and Project B. Assume a cost of capital of 8 percent. Note: Do not round intermediate calculations and round your final answers to 2 decimal places. b-2. Which of the two projects should be chosen based on the net present value method? Project B Project A c. Should a firm normally have more confidence in the payback method or the net present value method? Net present value method X-treme Vitamin Company is considering two investments, both of which cost $26,000. The cash flows are as follows