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23 June, 06:19

A collecter has 120 movie posters and 100 band posters she wants to sell 24 movie posters but still have her poster collection maintain the same ratio of 120:100 if she sells 24 movie posters how many band posters should she sell

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  1. 23 June, 08:02
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    80

    Step-by-step explanation:

    Set up the expression

    120 = 96

    100 x

    Cross multiply to get rid of the fractions =

    120x=9600

    Get x by itself by dividing both sides by 120 =

    x = 80
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