The president of the World Bank has asked you to calculate the average population growth rate of Nigeria from 1960 to 2004.You know the population in 1960 is about 40 million and in 2004 about 137 million.The average growth rate is about:
A)-1.0 percent.
B)103.0 percent.
C)100.0 percent.
D)-3.0 percent.
E)3.0 percent.

Question

Quizplus · Accepted Answer

To calculate the average population growth rate, we can use the following formula:
[(Final Population/Initial Population)^(1/Number of Years)] - 1
Plugging in the given values, we get:
[(137/40)^(1/44)] - 1 = 0.0302 or 3.02%
Therefore, the answer is E) 3.0 percent.

The President of the World Bank Has Asked You to Calculate