# FD Update: In how much time will the money double from Bank FD, find out in 1 second using this method..

Whenever someone thinks of investing his money somewhere, the first thing that comes to his mind is how much return he will get in how much time or in how many days his money will double. By the way, doubling your money depends on how long you invest and how much interest or return you get on it. But with the trick we will tell you today, you can find out about your current investment even today in how much time this money will double.

Based on a small and simple rule, it can be estimated that in how much time the current investment will double. It is also called the Rule of 72. With this rule, an approximate idea of doubling the money is obtained. So let's know what this rule is.

**What is Rule 72-**

Rule 72 is a very simple formula, which very few people know. Under this rule, you divide the interest you are getting on your investment by '72'. This gives you an idea of how many days it will take for your money to double. The Rule of 72 gives an approximate idea.

**In how many days will the FD money double -**

Suppose you have made a fixed deposit in a bank at an interest rate of 6.25 percent per annum. In such a situation, it will take about 11 years for your money to double. Now you will ask how did you know that it would take 11 years. For this, understand this small and very simple math. For this, you have to divide the interest rate i.e. 6.25 by 72. The division result will be 11.52 years.

**How much will you have to invest -**

If you want to double your money, how much will you have to invest? Now by making a slight change in this formula, you can also find out. How much will you have to invest in a fixed time so that your money will double? Now let's know this as well. If you want to double your money in 3 years, then you should get a return of about 21 to 24 percent (72/3 years) every year, only then your money will double.

Similarly, if you want to double your money in 5 years, then for this you should get interest at the rate of at least 14.4 percent (72/5) every year. If you want to double your money in 10 years, then you should get interest at the rate of about 7.2 percent every year.