AMC 8 2016 Problem 12

AMC8 2016 年第 12 题

比与比例★★★☆☆

Jefferson Middle School has the same number of boys and girls. $3/4$ of the girls and $2/3$ of the boys went on a field trip. What fraction of the students on the field trip were girls?

中学的男生和女生数目相同。的女生和的男生去郊游。那么这些去郊游的学生中，有多少比例是女生？

A. $\displaystyle \frac{1}{2}$
B. $\displaystyle \frac{9}{17}$
C. $\displaystyle \frac{7}{13}$
D. $\displaystyle \frac{2}{3}$
E. $\displaystyle \frac{14}{15}$

正确答案 · Correct Answer

B

解析 · Solution

解析整理中

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