According to the rule of 70, a stock portfolio growing at a rate of 14% will double approximately every ______ years.
40
20
5
10
According to the rule of 70, you can estimate the number of years it takes for an investment to double by dividing 70 by the annual growth rate.
For a stock portfolio growing at a rate of 14%, the calculation would be:
[ \text{Years to double} = \frac{70}{14} \approx 5 ]
So, a stock portfolio growing at a rate of 14% will double approximately every **5