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Mathematics, 17.10.2019 10:50 seimdakota

The ratio of the number of adults to the number of students at the prom has to be 1: 10. last year there were 477 more students than adults at the prom. if the school is expecting the same attendance this year, how many adults have to attend the prom?

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The ratio of the number of adults to the number of students at the prom has to be 1: 10. last year t...

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