If a country had a population of 1 million in the year 1980 and the population increased at a constant rate of natural increase of 7%,what would be the doubling time? (remember this is exponential growth)

Question

Quizplus · Accepted Answer

To find the doubling time, we use the rule of 70. This is where we divide 70 by the annual growth rate to find the number of years it takes for the population to double. In this case, 70 divided by 7 is 10. Therefore, the doubling time is about 10 years. So the correct answer is C.

If a Country Had a Population of 1 Million in the Year