AMC 8 1989 Problem 6

AMC8 1989 年第 6

数列与规律★★☆☆☆
If the markings on the number line are equally spaced, what is the number yy?
如果数轴上的标记是等间距的,数 yy 是多少?
AMC 8 1989 Problem 6 figure
  1. A.3
  2. B.10
  3. C.12
  4. D.15
  5. E.16

正确答案 · Correct Answer

C

解析 · Solution

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