# Question: Where Is The Rule Of 72 Most Accurate?

Variations on the Rule of 72

Variations on the rule also tend to get used because the rule of 72’s accuracy is best limited to a small number of low rates of return.

It’s most accurate at an 8% interest rate, with 6-10% being its most accurate window.

## Is the rule of 72 accurate?

For example, the Rule of 72 states that \$1 invested at an annual fixed interest rate of 10% would take 7.2 years ((72/10) = 7.2) to grow to \$2. In reality, a 10% investment will take 7.3 years to double ((1.10^7.3 = 2). The Rule of 72 is reasonably accurate for low rates of return.

## 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.

## What is the difference between the rule of 70 and the Rule of 72?

The rule of 70 and the rule of 72 give rough estimates of the number of years it would take for a certain variable to double. When using the rule of 70, the number 70 is used in the calculation. Likewise, when using the rule of 72, the number 72 is used in the calculation.

## Where does the 72 come from in the Rule of 72?

The Rule of 72 – Why it Works

You can think of this as The Rule of 69 (multiplying the .69 by one hundred, so that the interest rate can be expressed as a percent instead of a decimal). It isn’t an estimate – it’s the exact answer for doubling your money, assuming that the interest is compounded continuously.

## 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).

## What is Rule of 144?

16, 2013. When you acquire restricted securities or hold control securities, you must find an exemption from the SEC’s registration requirements to sell them in a public marketplace. Rule 144 allows public resale of restricted and control securities if a number of conditions are met.

## How can I double my money in 7 years?

The Rule of 72 states that the amount of time required to double your money equals 72 divided by your rate of return. For example: If you invest money at a 10 percent return, you will double your money every 7.2 years.

## 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.

## What is the rule of 100 in investing?

For years, a commonly cited rule of thumb has helped simplify asset allocation. It states that individuals should hold a percentage of stocks equal to 100 minus their age. So, for a typical 60-year-old, 40% of the portfolio should be equities.
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