From 2006 to 2010,per capita real gross domestic product (GDP)in India grew an average of 7.11% per year.At that rate,according to the Rule of 70,in roughly how many years will the Indian economy double in size?

Question

Quizplus · Accepted Answer

The Rule of 70 states that to find the approximate number of years it takes for a variable to double, divide the number 70 by the annual growth rate of the variable. In this case, 70 divided by the average annual growth rate of 7.11% is approximately 9.8 years, so the answer is (B).

From 2006 to 2010,per Capita Real Gross Domestic Product (GDP)in