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Math Help - Proportion? math problem

  1. #1
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    Proportion? math problem

    There are 100 person at a school
    9 people take English, language, and history
    15 people take at least English and history
    17 people take at least history and language
    14 people take at least English and language
    Together, 46 people take English, 43 people take history, and 40 people take language.
    How many people take exactly 2 classes

    I got 19...not sure if thats right
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  2. #2
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    Hello, Linnus!

    Did you draw a Venn diagram?

    19 is correct!

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