Tag: rule-of-72

Interview Questions

• How much does 3% grow over 48 years?
• How much does 8% over a 36-year career grow?
• How fast does an unpaid 18% credit card balance double?
• How much does 7% for 30 years multiply your money?
• At 5% inflation, when is your money worth half?
• Growing 1% a month, how long to double, and what annual rate?
• Money grows eightfold in 18 years, what rate?
• How long to triple at 8%?
• Doubles in eight years, then what?
• How fast does 6% inflation erode your money?
• Money quadruples in 12 years, what rate?
• What return doubles your money in 8 years?
• When does the rule of 72 start to lie?
• What rate doubles your money in 6 years?
• How long to double your money at 4%?
• How long to triple your money at 6%?
• How long to quadruple your money at 8%?
• How long to double your money at 9%?
• How long to triple your money at 6%?