2. 外语
  3. A set of dominoes (多米诺) consists of rectangular (矩形的) tiles each carrying two numbers from 0 to 6 which represented by patterns

A set of dominoes (多米诺) consists of rectangular (矩形的) tiles each carrying two numbers from 0 to 6 which represented by patterns

admin2019-03-19  60
问题 A set of dominoes (多米诺) consists of rectangular (矩形的) tiles each carrying two numbers from 0 to 6 which represented by patterns of spot. Every possible pairing of numbers occurs just once, including each number with itself.
How many dominoes are there in a set?
选项
答案28
解析
转载请注明原文地址:https://kaotiyun.com/show/PgNK777K
本试题收录于： C类竞赛（非英语专业本科）题库大学生英语竞赛（NECCS）分类
0

C类竞赛（非英语专业本科）

大学生英语竞赛（NECCS）

相关试题推荐
随机试题
最新回复(0)