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30 May, 09:31

In math class, 4 students complete individual surveys to determine the percentage of high school teachers that have a second job. Which two surveys show proportional results

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  1. 30 May, 10:59
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    If your surveys are the following:

    A. A survey of 110 teachers showed that 28 of them have a second job.

    B. A survey of 90 teachers showed that 27 of them have a second job.

    C. A survey of 70 teachers showed that 21 of them have a second job.

    D. A survey of 80 teachers showed that 32 of them have a second job.

    Then the answer is B and C
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