1. a business acquaintance promises to deliver a $20 bill to you one year from today. how much should you be willing to pay today for this promise? more than $20 exactly $20 less than $20 2. what is the present value of $1,000 received three years from today if interest rates are currently 6 percent? $943.40 $839.62 $1,191.02 $1,000.00 3. what is the interest rate on a three-year investment with a future value of $1000 and a present value of $863.84? 5% 10% 2.54% 4. the product rule of exponents says that when multiplying two powers that have the same base, you need to . divide the exponents add the exponents multiply the exponents subtract the exponents 5. the fifth root of fifteen is equal to . 15 raised to the power of 15 one fifth of 15 15 raised to the power of 1/5 one fifteenth of 15