Please answer both

David, a high school math teacher, wants to set up an IRA account into which he will deposit $2,000 per year. He plans to teach for 20 more years and then retire. If the interest on his account is 7% compounded annually, how much will be in his account when he retires? a. $74,458 O b. $4,800 O c. $21,118 d. $81,990 You are interested in accumulating $10,000 so that you can take a cruise in three years. If you try to solve for the amount that you need to invest each year, earning 6% interest compounded annually, the $10,000 represents O a. the amount to invest. b. an annuity. O c. a present value. d. a future value