AMC 8 2011 Problem 12

AMC8 2011 年第 12 题

概率★★★☆☆

Angie, Bridget, Carlos, and Diego are seated at random around a square table, one person to a side. What is the probability that Angie and Carlos are seated opposite each other?

和 Diego 随机围着一张方桌坐下，一人坐一边。那么 Angie 和 Carlos 面对面坐着的概率是多少？

A. $\frac14$
B. $\frac13$
C. $\frac12$
D. $\frac23$
E. $\frac34$

正确答案 · Correct Answer

B

解析 · Solution

解析整理中

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