In 2007, the U.S. population was 302 million people. In 2012, it was 314 million. What was the rate of population change per year?
The rate of population changed was __ million people per year.
+2133
In 2007, the U.S. population was 302 million people. In 2012, it was 314 million. What was the rate of population change per year?
rate = change per time .... "per" means divided by.
rate = (314 – 302) million / (2012 – 2007) year
rate = 12 / 5 million / year
Want it as a decimal? rate = 2.4 mil/yr
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