Select 4 people from 3 boys and 3 girls. What is the probability of two boys and

游客2025-02-23 47

问题

选项

答案

解析

转载请注明原文地址:https://www.tihaiku.com/zcyy/3969335.html

相关试题推荐

随机试题

最新回复(0)