This problem demonstrates the dependence of an annuity's present value on the size of the periodic payment. Calculate the present value of 25 end-of-year payments of: (Do not round intermediate calculations and round your final answers to 2 decimal places.) a. $1.900 b. $2.900 c. $3,900 Use a discount rate of 5.9% compounded annually. After completing the calculations, note that the present value is proportional to the size of the periodic payment