do not round the answer

Question 7 (1 point) Calculate how long will it take an investment to double in value if it earns an annual interest rate of 5.25%? A/ Question 8 (1 point) On September 1st 2004 your parents decided to save money for you to go to college. They invested $10,000 in an investment fund. Fifteen years later, on September 15t 2019, they sold the fund to pay your tuition and got $13,000. What was the average annual rate of return on their investment -assuming annual compounding? DJ