a. Find the present values of the following cash flow streams at a 6% discount rate. Do not round intermediate calculations. Round your answers to the nearest cent. 0 1 2 3 4 5 Stream A Stream B Stream A $ $0 $0 $150 $450 $450 $450 $300 $300 $450 $450 $450 $150 Stream B $ b. What are the PVs of the streams at a 0% discount rate? Round your answers to the nearest dollar. Stream A $ Stream B $