AMC 8 2019 Problem 18

AMC8 2019 年第 18 题

概率★★★☆☆

The faces of each of two fair dice are numbered 1, 2, 3, 5, 7, and 8. When the two dice are tossed, what is the probability that their sum will be an even number?

两个标准骰子的 6 个面都标有数字 1，2，3，5，7，8.当掷了这两个骰子，问它们的数字和是个偶数的概率是多少？

A. $\displaystyle \frac{4}{9}$
B. $\displaystyle \frac{1}{2}$
C. $\displaystyle \frac{5}{9}$
D. $\displaystyle \frac{3}{5}$
E. $\displaystyle \frac{2}{3}$

正确答案 · Correct Answer

C

解析 · Solution

解析整理中

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