2. 外语
  3. A talent contest has 8 contestants. Judges must award prizes for first, second, and third places, with no ties. (a)In how many d

A talent contest has 8 contestants. Judges must award prizes for first, second, and third places, with no ties. (a)In how many d

admin2015-04-10  58
问题 A talent contest has 8 contestants. Judges must award prizes for first, second, and third places, with no ties.
(a)In how many different ways can the judges award the 3 prizes?
(b)How many different groups of 3 people can get prizes?
选项
答案56
解析
转载请注明原文地址:https://kaotiyun.com/show/mrkO777K
本试题收录于： GRE QUANTITATIVE题库GRE分类
0

GRE QUANTITATIVE

GRE

相关试题推荐
随机试题
最新回复(0)