1.A corporation has promised to pay $10,000 twenty years from today for each bond sold now. No interest will be paid on the bonds during the twenty years, and the bonds are said to offer a 6% interest rate. Approximately how much should an investor pay for each bond?

2.What will be the approximate population of the United States, if its current population of 640 million grows at a compound rate of 4% annually for 25 years?

3.How much can be accumulated for retirement if $6,000 is deposited annually, beginning one year from today, and the account earns 3% interest compounded annually for 40 years?

4.Prizes are often not "worth" as much as claimed. Place a value on a prize of $480,000,000 which is to be received in equal payments over 20 years. Assume an interest rate of 3% over the 20 years.

5. Calculate the NPV for a project costing $4,000,000 and providing $400,000 annually for 40 years.The discount rate is 6%.By how much would the NPV change if the inflows were reduced to 30 years? What is the payback period for this project?