From 2006 to 2010, per capita real gross domestic product (GDP) in China grew an average of 10.62% per year. At that rate, according to the Rule of 70, in roughly how many years will Chinese per capita real GDP double in size, beginning in 2006

The Number of years is 6.6 years

Explanation:

The computation of the number of years in which the chinese per capita real GDP doubles is shown below:

According to the rule 70 , the calculation is as follows

= 70 ÷ 10.62

= 6.59

= 6.6 years

Here we applied the rule 70 as it defines in how many years the GDP doubles

So, the same is to be considered