最新提问
我的动态
登录后查看动态
题目内容双击单词支持查询和收藏哦～
Each of the marbles in a bag is either blue, red, or green, and there is at least one marble of each color in the bag. If the bag contains twice as many blue marbles as red marbles, then the number of red marbles in the bag divided by the total number of marbles in the bag is
A显示答案
以上解析由 考满分老师提供。
