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15 April, 18:30

If 20% of the students in the sixth-grade ride home in a car, how many students are in sixth grade if 30 ride home in a car?

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  1. 15 April, 18:46
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    20%=30

    10%=15

    With this ratio, we need the percentage at 100%

    100%=150

    If there are 150 students, let check.

    30:150

    .2*100

    20

    There are 150 kids.
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