2020 AMC 8 Problems/Problem 14
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Problem 14
There are cities in the County of Newton. Their populations are shown in the bar chart below. The average population of all the cities is indicated by the horizontal dashed line. Which of the following is closest to the total population of all
cities?
Solution 1
The average is given to be . This is because the dotted line is halfway in between
and
. There are
cities, so our answer is simply