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The retail price of a certain skirt was x percent greater than its wholesale price, where 20 ≤ x ≤ 80. The discount price of the skirt was x percent less than its retail price.
Quantity A
The wholesale price of the skirt
Quantity B
The discount price of the skirt
A显示答案
· 相关考点
3.1.2 常用恒等式 2.4.2 百分比多少关系的描述
3.1.2 常用恒等式
2.4.2 百分比多少关系的描述
以上解析由 考满分老师提供。
