According to the rule of 70,if a nation grows at a rate of 2 percent per year,in roughly how many years will national income double?

Question

Quizplus · Accepted Answer

The rule of 70 states that to find the number of years it takes for a variable to double, you divide 70 by the annual growth rate expressed as a percentage. Therefore, 70/2=35 years for national income to double at a growth rate of 2 percent per year.

According to the Rule of 70,if a Nation Grows at a Rate