The world population growth rate at a certain reference year was 3.5%. Assuming exponential growth of population, after how many years, the population of the world would have increased by a factor 16?
A. ~ 80 years
B. ~ 40 years
C. ~ 160 years
D. ~ 320 years
Answer:A
The world population growth rate at a certain reference year was 3.5%. Assuming exponential growth of population, after how many years, the population of the world would have increased by a factor 16?
A. ~ 80 years B. ~ 40 years C. ~ 160 years D. ~ 320 years