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Bucket $$Q$$ currently contains $$5$$ times as much water as bucket $$R$$ contains. If $$10$$ liters of water will be transferred from $$Q$$ to $$R$$, then $$Q$$ will contain $$2$$ times as much water as $$R$$ will contain. How many liters of water does $$Q$$ currently contain?
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· 相关考点
2.4.1 百分比所属关系与倍数关系的描述
2.4.1 百分比所属关系与倍数关系的描述
以上解析由 考满分老师提供。