QUESTION 3 Based on the Rule of 72, how many years will it take to quadruple your money if you can earn an 8 percent rate of return? 4.5 years 9.0 years 13.5 years O 18.0 years QUESTION 4 A zero coupon bond has a yield to maturity of 6.33 percent and 12 years until it fully matures. What is the current price of this bond if the face value is $1,000? 473.39 478.77 688.04 692.51