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ZX-B792284CA22025年3月国际A卷 · 第 9 题
2025年3月国际A卷 · 原库模块 1 · Q9 原库参考解析
A student needs at least 190 signatures from classmates to run for class president. The student collects 30 signatures on Monday and collects enough additional signatures on Tuesday to run for class president. Which inequality represents the number of additional signatures, s, that the student collects on Tuesday?
参考答案：
解题思路
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