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A collector has 90 movie posters and 40 band posters. She wants to sell 36 movie posters but still have her poster collection maintain the same ratio of 90:40. If she sells 36 movie posters, how many band posters should she sell? Complete the explanation to find out how many band posters she should sell.

Answer :

She should sell 16 band posters if she wants to maintain the same ratio

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