2. 外语
  3. According to the number line above, which of the following points has a coordinate most nearly equal to p×r ?

According to the number line above, which of the following points has a coordinate most nearly equal to p×r ?

admin2012-10-19  34
问题
According to the number line above, which of the following points has a coordinate most nearly equal to p×r ?
选项 A、A
B、B
C、C
D、D
E、E
答案C
解析 根据左面的数轴(number line)，下面哪一个点的坐标最近似于p×r?
解：本题的正确答案是(C)。因为本题只是要求求近似值，所以应根据题目中的“Figure drawn to scale”进行估值计算：p≈0.7，r≈3.8 → p×r=2.66；最接近于C点的坐标。
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