QUESTION FOUR (20 POINTS) (A) What is the present value of $500 ten-year annual ordinary annuity at a 6% annual discount rate? (B) What is the future value of a five-year annual ordinary annuity of $500 using a 9% interest rate? (c) Mohammed Bayyoud has won the lottery and is going to receive $30,000 per year for the 25 years; he received his first check today. The current discount rate is 9%. Find the present value of his winning (this is PV annuity due) (D) A $30,000 loan obtained today is to be repaid in equal annual installments over the next seven years starting at the end of this year. If the annual interest rate is 10%, compounded annually, how much is to be paid each year