Novell, Inc., has the following mutually exclusive projects. Year Project A Project B 0 1 2 3 $15,000 $19,000 10,400 12,700 5,900 6.100 2.100 5,300 a-1. Calculate the payback period for each project. (Do not round intermediate calculations and round your answers to 3 decimal places, e.g., 32.161.) years Project A Project B years -2. If the company's payback period cutoff is two years, which, if either of these projects should be chosen? Project A O Project B O Both projects Neither project b-1. What is the NPV for each project if the appropriate discount rate is 15 percent? (A negative answer should be indicated by a minus sign. Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16.) Amount Project A Project B