求助 GWD数学题

lei881009

For a certain race, 3teams were allowed to enter 3 members each. A team earned 6-n points whenever one of its members finished in nth place, where n大于等于一小于等于5. there were no ties, disqualifications, or withdrawals. if no team earned more than 6 points, what is the least possible score a team could have earned?  

 A 0

 B 1

 C 2

 D 3

 E 4

sqsouare

由于可获得的总分为5+4+3+2+1=15分，三个组又都没有超过6分的，则可能的三队分数只有3种情况，366，465和555。则获得最少的分为3。

lei881009

以下是引用sqsouare在2009-4-18 21:18:00的发言：

由于可获得的总分为5+4+3+2+1=15分，三个组又都没有超过6分的，则可能的三队分数只有3种情况，366，465和555。则获得最少的分为3。

再请教一下，可获得总分是什么意思啊？？

sqsouare

A team earned 6-n points whenever one of its members finished in nth place, where n大于等于一小于等于5.从这句话得知，一共只有前五名有积分，分别是5，4，3，2，1分。这个总分实际上就是推出后面3种分数分布情况所必须得条件。