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Question

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).~ 80 years

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Q. 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...

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