【GMAT考满分数学PS题库】Dimitri weighs x pounds more than Allen weighs. To_真题_答案_解析 GMAT考满分官网

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Magoosh - 数学PS - 160

题目内容

Dimitri weighs x pounds more than Allen weighs. Together, Allen and Dimitri weigh a total of y pounds. Which of the following represents Allen's weight?

$y-\frac{x}{2}$
$2x-\frac{y}{2}$
$({y-x})\over{2}$
Dy-2x
E2x-y

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正确答案: C

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