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In a pile of books, $$\frac{1}{3}$$ are biography books, $$\frac{1}{4}$$ are chemistry books, while another $$\frac{1}{5}$$are math books. What ratio of all books are books other than the three subjects of books listed above?
Give your answer as a fraction.
Give your answer as a fraction.
13 /60显示答案
· 相关考点
2.1.1 分数的加减乘除运算
以上解析由 考满分老师提供。
