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  3. A rectangular floor with an area of 12 square meters is drawn to scale with 2 centimeters representing 1 meter. Column A

A rectangular floor with an area of 12 square meters is drawn to scale with 2 centimeters representing 1 meter. Column A

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问题 A rectangular floor with an area of 12 square meters is drawn to scale with 2 centimeters representing 1 meter.

Column A                                            Column B
The area of the scale drawing of the floor          24 square centimeters
选项 A、if the quantity in Column A is greater
B、if the quantity in Column B is greater
C、if the two quantity are equal
D、if the relationship cannot be determined from the information given
答案A
解析 按比例绘制面积为12平方米的长方形地板，以2厘米代表1米。按比例尺绘制的地板面积24平方厘米(square centimeter)
解：本题的正确答案为(A)。设地板长为l米，宽为w米，绘成图后，图的长为2l厘米，宽为2叫厘米。由题干给出条件可知，lw=12，绘制后的面积=2l×2w=4lw=48平方厘米>24平方厘米。
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本试题收录于： GRE QUANTITATIVE题库GRE分类
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