题目内容双击单词支持查询和收藏哦～
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纠错
1 < a < b < c
Quantity A
$$\frac{a+b}{a+c}$$
Quantity B
$$\frac{a+c}{b+c}$$
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A.Quantity A is greater.
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B.Quantity B is greater.
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C.The two quantities are equal.
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D.The relationship cannot be determined from the information given.
D显示答案
