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2025年9月国际A卷 · 第 12 题

2025年9月国际A卷 · 原库模块 1 · Q12 原库参考解析

An arborist studying forestland in Illinois estimates that there are at least 50 and no more than 60 hickory trees per acre in a certain forest. Which of the following best represents the arborist's estimate of the number of hickory trees, x, that are in a 3-acre section of this forest?
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