The Rule of 72 is a handy rule of thumb that states the following:
{"Image DocumentName": "The Rule of 72 is a handy rule of thumb that states the following:", "Image ImageDescription": "T5.11 The Rule of 72. The Rule of 72 is a handy rule of thumb that states the following: If you earn r % per year, your money will double in about 72/r % years. So, for example, if you invest at 6%, your money will double in 12 years. Why do we say about? Because at higher-than-normal rates, the rule breaks down. What if r = 72%? \uf0de FVIF(72,1) = 1.72, not And if r = 36%? \uf0de FVIF(36,2) = The lesson? The Rule of 72 is a useful rule of thumb, but it is only a rule of thumb!", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}