Problem Walk$-$Through

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.

Stream A

Stream B

Stream A: $

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: $