I just can't seem to use the proper equations for these questions

Using a present value table (Table 64 and Table 65 ). calculate the present value for the following: Note: Use the appropriate value(s) from the tables provided and final answers to the nearest whole dollar. Required: a. A car down payment of $10,000 that will be required in two years, assuming an interest rate of 10%. b. A lottery prize of $22.0 million to be paid at the rate of $1,100,000 per year for 20 years, assuming an interest rate of 10%. c. The same annual amount as in part b, but assuming an interest rate of 14%. d. A financing lease obligation that calls for the payment of $34,000 per year for 10 years, assuming a discount rate of 8%