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Chapter 13: Sexually Transmitted Infections and HIV/AIDS | Math Practice

The following bar graphs show the number of cases of gonorrhea and chlamydia reported in one year, arranged according to age. Study the graphs and then answer the questions.

33. What is the ratio of total cases of gonorrhea to chlamydia?
      A. 1 to 4.25 B. 1 to 3 C. 2 to 5.25 D. 2 to 4
34. How many more cases of chlamydia were reported for people between 20 and 24 years of age than for people between 15 and 19 years of age?
      A. 58,833 B. 128,068 C. 268,015 D. 398,831
35. How many fewer cases of gonorrhea were reported for people between 15 and 19 years of age than for people between 20 and 24 years of age?
      A. 33,483 B. 46,358 C. 59,841 D. 94,199

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