# How do you determine how much time is required for an investment to double in value if interest is earned at the rate of 6.25% compounded annually?

##### 1 Answer

Sep 4, 2016

Time reqd.

#### Explanation:

Let the Principal

We know that

Here,

#:. n=0.3010/0.0263~~11.45

Hence, time reqd. for the purpose is