Mahjong, Inc., has identified the following two mutually exclusive projects: Year Cash Flow (A) -$36,900 19,260 14,760 12,260 9,260 Cash Flow (B) -$36,900 6,760 13,260 19,760 23,760 Required: (a) The IRR for Projects A and B is percent and percent respectively. (Do not include the percent signs (%). Round your answers to 2 decimal places. (e.g., 32.16)) (b) If the required return is 15 percent, the NPV for Projects A and B is $| and $ respectively. You will choose Project (Click to select) v if you apply the NPV decision rule. (Do not include the dollar signs ($). Round your answers to 2 decimal places. (e.g., 32.16)) (c) At a discount rate of percent, you would be indifferent between these two projects. (Do not include the percent sign (%). Round your answer to 2 decimal places. (e.g., 32.16))