### Need help solving the calculations to problems 1 and 2 of Chapter 4 in the Brealey-Myers-Marcus: Fundamentals of Corporate Finance, Fourth Edition

How to find the present and future values of this problem in detail -------------------------------------------------------------------------------- Compute the present value of a $100 cash flow for the following combinations of discount rates and times: a. r = 8 percent, t = 10 years b. r = 8 percent, t = 20 years c.