investment a good deal? If you invest $300 now and Kant Miss is able to deliver on its promise, how long will it take your investment to reach $35,000? Using the Rule of 72, what annual rate is Kant Miss promising? 36% (Round to the nearest whole percentage.) Using the time value of money equation, what annual rate is Kant Miss promising? 36% (Round to two decimal places.) Double your money-Rule of 72. Approximately how long will it take to double your money if you get an annual return of 3.1%, 7.4%, or 9.4% on your investment? Approximately how long will it take to double your money if you get a 3.1% annual return on your investment? years (Round to two decimal places.)