标题: 求助 OG13 DS (135题) 求解释 答案解析和题目都没怎么看懂啊 万分感谢! [打印本页] 作者: jasonxie 时间: 2013-2-16 22:33 标题: 求助 OG13 DS (135题) 求解释 答案解析和题目都没怎么看懂啊 万分感谢! A school administrator will assign each student in a group of n students to one of m classrooms.if 3<m<13<n, is it possible to assign each of the n students to one of the m classrooms so that each classroom has the same number of students assigned to it? (1) it is possible to assign each of 3n students to one of m classrooms so that each classroom has the same number of students assigned to it. (2) it is possible to assign each of 13n students to one of m classrooms so that each classroom has the same number of students assigned to it. 答案是B作者: cywyce 时间: 2013-2-18 06:00
我想題目應該是說要將n個學生分配到m個教室,然後3<m<13<n 所以教室的個數是4~12的整數,學生是14人以上 (1) 可以將3n 個學生平均分配到m個教室 (每個教室學生人數一樣) 但是不代表n個學生可以 平均分配到m個教室 ex: n=14 m=6 , 則3n=42人可以平均分配到6個教室(每個教室7人) 但是14個學生 無法平均分配到6個教室