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in 2000, the total population of the u.s. was 281.4 million people. in 2010, it was 308.7 million people. (source: www.census.gov) what is the average rate of change in the total population over this time period?



Answer :

The average rate of change is 2,73,000.

The average rate of change is calculated using the formula -

Average rate of change = change in population ÷ change in time

Keep the values in formula to find the rate of change of population over given time period

Average rate of change = (308.7 - 281.4) million ÷ (2010 - 2000)

Performing subtraction in numerator and denominator on Right Hand Side of the equation

Average rate of change = 2730000 ÷ 10

Performing division on Right Hand Side of the equation

Average rate of change = 2,73,000

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