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题目内容
Grace earned a total of d dollars for completing h hours of work. For completing h-2 hours of work, Mildred earned the same total amount that Grace earned for completing h hours of work. In terms of d and h, by how many dollars did the average amount Mildred earned per hour exceed the average amount Grace earned per hour?
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· 相关考点
2.1.4 比例及相关应用题
2.1.4 比例及相关应用题
以上解析由 考满分老师提供。
