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A caterer has 20 liters of fruit punch that is 12 percent grape juice, by volume. How many liters of fruit punch that is 20 percent grape juice, by volume, must be added to the original 20 liters of fruit punch in order to create fruit punch that is 15 percent grape juice, by volume?
_____liters
_____liters
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· 相关考点
2.5.4 溶液与浓度问题
2.5.4 溶液与浓度问题
以上解析由 考满分老师提供。
