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Chapter 9: Tobacco | Math Practice

The graph below shows the trend in smoking rates for adults over a period of almost 50 years. The graph also shows the trend for a 20-year period. Analyze the graph and answer the following questions.

24. What has been the general trend of smoking among adults?
      A. The smoking rate has increased. B. The smoking rate has decreased. C. There is no trend. D. The smoking rate has increased, decreased, and increased again.
25. What has been the general trend of smoking among high school students?
      A. The smoking rate has increased. B. The smoking rate has decreased. C. There is no trend. D. The smoking rate has increased and then decreased.
26. Compare the smoking rate for high school students when data was last collected to the high school student goal (percentage) projected for 2020. What is the difference in percentage between these smoking rates?
      A. 3% B. 2% C. 1.9% D. 1%

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