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标题: 本月JJ中提到GWD数学关于PEA的题目 [打印本页]

作者: 影月 时间: 2007-11-22 16:46
标题: 本月JJ中提到GWD数学关于PEA的题目

本月JJ中提到“GWD数学关于PEA的题目”，很多人都只是这么写了一句，能否请各位费心贴出这道题目和解题方法呀？

我先谢谢了！

作者: AdamHHH 时间: 2007-11-22 17:33

185、

Note: Figure not drawn to scale.

The figure above represents a square garden that is divided into 9 rectangular regions with indicated dimensions in meters. The shaded regions are planted with peas, and the unshaded regions are planted with tomatoes. If the sum of the areas of the regions planted with peas is equal to the sum of the areas of the regions planted with tomatoes, what is the value of x?

A.
0.5

B. 1

C.
1.5

D.
2

E. 2.5

Answer: C

作者: AdamHHH 时间: 2007-11-22 17:34

圖在這

[attachimg]62147[/attachimg]

[此贴子已经被作者于2007-11-22 17:38:05编辑过]

作者: jxzoe 时间: 2007-11-23 12:26

好人~

作者: zhangyunyi 时间: 2007-11-23 15:49
赞!

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