The rule states that the amount of time required to double your money can be estimated by dividing 72 by your rate of return.

For example: If you invest money at a 10% return, you will double your money every 7.2 years.

(72/10 = 7.2)

## What is the 7 year rule for investing?

The rule says that to find the number of years required to double your money at a given interest rate, you just divide the interest rate into 72. For example, if you want to know how long it will take to double your money at eight percent interest, divide 8 into 72 and get 9 years.

## How can I double my money in 5 years?

This is the number of years it will take for your money to double. For example, if your money is earning an 8 percent interest rate, you’ll double your money in 9 years (72 divided by 8 equals 9). Or, if your money is earning a 5 percent interest rate, you’ll double it in 14.4 years (72 divided by 5 equals 14.4).

## How can I double my money in a year?

If you divide your expected annual rate of return into 72, you can find out how many years it will take you to double your money. Let’s say, for example, that you expect to get returns of 10 percent a year. Divide 10 into 72, and you discover the number of years it takes you to double your money, which is seven years.

## How many years FD will double?

than according to Rule 72 your invested money will be doubled in 72/8 = 9 years. This means if you invest Rs.1 lakh in Bank Fixed today than you will get Rs.2 lakhs if you stay invested for 9 years.