Using the world population formula P = 6.9(1.011)t, where t is the number of
years after 2010 and P is the world population in billions of people, estimate:
a) the population in the year 2030 to the nearest hundred million, and
b) by what year will the population be double from 2010?
a)
The world population will be 8.6 billions of people in 2030.
b)
The population will be double by 2074.
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