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ZX-78E7DD842D2026年9月美国A卷 · 第 3 题
2026年9月美国A卷 · 原库模块 2 · Q3 参考答案
The ratio of the number of preschoolers to the number of teachers at a preschool is 8 to 1. If this ratio is maintained and the number of preschoolers increases by 32, how will the number of teachers change?
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