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Mathematics, 20.01.2020 11:31 foralways3178

Acollector has 100 movie posters and 80 band posters. she wants to sell 20 movie posters but still have her poster collection maintain the same ratio of 100: 80. if she sells 20 movie posters, how many band posters should she sell? complete the explanation to find out how many band posters she should sell

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Acollector has 100 movie posters and 80 band posters. she wants to sell 20 movie posters but still h...
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