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2018 AMC 8 Question 8

AMC8 · 2018 AMC 8

Question 8

Mr. Garcia asked the members of his health class how many days last week they exercised for at least $30$ minutes. The results are summarized in the following bar graph, where the heights of the bars represent the number of students.

Question illustration

What was the mean number of days of exercise last week, rounded to the nearest hundredth, reported by the students in Mr. Garcia’s class?
  1. $ 3.50 $
  2. $ 3.57 $
  3. $ 4.36 $
  4. $ 4.50 $
  5. $ 5.00 $