8. Project R has a cost of $ 10,000 and in expected to produce cash flows per year of $ 4,000 for 3 years. Project S has a cost of $20,000 and in expected to produce cash flows of $ 7,000 per year for 4 years. Calculate the 2 projects' NPVs, IRRs, MIRRs, and PIs, assuming a cost of capital of 11%. Which project should be selected ?