AA Companies has identified two mutually exclusive projects. Project A has cash flows of - $20,000, $5,000, $10,500, and $11,500 for Years 0 to 3, respectively. Project B has a cost of $20,000 and annual cash inflows of $9,500, and $16,000 for Years 2 to 3, respectively. At what rate would you be indifferent between these two projects