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Mathematics, 30.11.2020 18:30 my7butterflies
A collector has 70 movie posters and 50 band posters. She wants to sell 21 movie posters but still have her poster collection maintain the same ratio of 70:50. If she sells 21 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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A collector has 70 movie posters and 50 band posters. She wants to sell 21 movie posters but still h...
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