1. How much interest will be earned in the next year on an investment paying 11% compounded annually if $100 was just credited to the account for interest?

2. Beginning today, a perpetuity of $7,200 per year, is said to offer a 14% interest rate. What is its present value?

3. What is the present value of the following payment stream, discounted at 9% annually: $2,800 at the end of year 1, $3,800 at the end of year 2, and $4,800 at the end of year 3?

4. How much principal is amortized with the first payment if a $67,000 is borrowed, to be repaid in three equal, annual payments with 9% interest?

5. What is the future value of $12,000 on deposit for 5 years at 6% simple interest?

6. How much should be deposited today in an account earning 5% annually to accumulate a 15% down-payment to use in purchasing a house one year from now, assuming that the house's current price is $22,000, and inflation will be 2%?