Math

In a survey of students about favorite sports the results include 23 who like tennis 24 like football 7 like tennis and football 20 like football and baseball 5 like all three sports 9 like no sports. How many students like only tennis and football? How many like only tennis and baseball? How many like only baseball and football?

asked by Jean
  1. If you build a Venn diagram for this, you can just read off the numbers.

    Start with the 5 who like all three sports, and subtract that from the regions which like two or one.

    The 9 who like nothing don't count.

    posted by Steve

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