1.A. you have just won the lottery. You and your heirs will receive $25,000 forever beginning one year from now. what is the present value of your winnings at a discount rate of 7%?

b. what would be the present value of the lottery win if the first payment were received today?

2.Wolf & Co. is planning to save some money to buy new equipment. The company is opening an account today with a deposit of $15,000 and expects to earn 4% interest. After 3 years, it wants to add an additional $50,000 to the account if the account continues to earn 4% interest, how much money will the company have in its account five years from now?

3.Six years ago, James invested $3500 into an account. No other investments or withdrawals have been made. Today, the account is worth 7,403.16. what rate of return has James earned so far?