人人终身学习知识网~是各类综合知识资源信息分享,提升综合素质与提高知识技能的终身学习网络平台

 找回密码
 立即注册

QQ登录

只需一步,快速开始

微信登录

微信扫码,快速开始

[GRE数学] GRE网络课堂逻辑笔记(一)

[复制链接]

  Four women-G, H, I, and J-and four men-R, S, T, and U-are the eight people to be seated at a rectangular table. Three of the people are to sit on one side of the table, three are to sit on the other side of the table, one is to sit at the head of the table, and one is to sit at the foot of the table. The following restrictions on seating arrangements must be observed:

  Persons of the same sex cannot sit next to each other on the same side of the table.

  The person seated at the foot of the table cannot be the same sex as the person seated at the head of the table.

  T cannot be seated on the same side of the table as I.

  U cannot be seated on the same side of the table as J.

  1. If U is seated at the head of the table and I is seated in the middle seat on one side of the table, which of the following must be true?

   J is seated at the foot of the table.

   R is seated at the foot of the table.

   G is seated on the same side of the table as I.

   S is seated on the opposite side of the table from I.

   T is seated on the opposite side of the table from I.

  2. If J is to be seated at the head of the table, each of the following could be seated at the foot of the table EXCEPT

  3. If S is seated at the foot of the table, U is seated in an end seat on one side of the table, and I is seated in an end seat on the other side of the table, where must T be seated?

回复

使用道具 举报

小黑屋/人人终身学习知识网~是各类综合知识资源信息分享,提升综合素质与提高知识技能的终身学习网络平台

Powered by 5wangxiao

© 2007-2021 5wangxiao.Com Inc.

快速回复 返回顶部 返回列表