According to the rule of 70, what annual growth rate would allow a country's output to double in 25 years?

Name: According to the rule of 70, what annual growth rate would allow a country's output to double in 25 years?
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The rule of 70 is a way to estimate the number of years it takes for a quantity to double, given a constant annual growth rate. It is calculated by dividing 70 by the annual growth rate. For a country's output to double in 25 years, you divide 70 by 25, which gives approximately 2.8%.

According to the Rule of 70, What Annual Growth Rate