2. 外语
  3. Quantity A: 90 percent of x Quantity B: 110 percent of x

Quantity A: 90 percent of x Quantity B: 110 percent of x

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问题 Quantity A: 90 percent of x
Quantity B: 110 percent of x
选项 A、Quantity A is greater.
B、Quantity B is greater.
C、The two quantities are equal.
D、The relationship cannot be determined from the information given.
答案D
解析 90％×110％x=99％x，因此许多同学迅速选择B，上当了，假如x是负数，那么就是Quantity A大了，所以正确答案是D。
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