The annually compounded discount rate is 8.5%. You are asked to calculate the present value of a 17-year annuity with payments of $50,800 per year.

a. Calculate the PV if the annuity payments arrive at one-year intervals. The first payment arrives one year from now.

Calculate the PV if the first payment arrives in six months. Following payments arrive at one-year intervals (i.e., at 18 months, 30 months, etc.)