You are considering an investment that will pay $18219 in 16 years. If the interest rate is 11.09%, what is the most you should be willing to invest today? (Round to 2 decimal places.) QUESTION 8 Your goal is to have $86454. If you can eam 10.93% per year and you invest $18066 today, how many years until you reach your goal? QUESTION 9 In 1998, the average price of a gallon of gas was $1.00. Today, the average price of a gallon of gas is $2.71. At what annual rate has a gallon of gas increased over the last 20 years? (Answer as a percent. Enter only numbers and decimals in your response. Round to 2 decimal places) 1