题目内容
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纠错
100 < a < b < 1000
Quantity A
$$\frac{1}{a} - \frac{1}{b} $$
Quantity B
$$\frac{1}{100} - \frac{1}{1000} $$
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AQuantity A is greater.
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BQuantity B is greater.
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CThe two quantities are equal.
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DThe relationship cannot be determined from the information given.
B显示答案