[計量] 問幾題數學...

看板GRE (GRE入學考試)作者 (￾  N￾N )時間17年前 (2009/05/01 16:21), 編輯推噓2(205)
留言7則, 4人參與, 最新討論串1/3 (看更多)
這是CAT的題目... 1. Each of the following numbers has one digit blotted out. Which of the numbers CANNOT be a sum of two consecutive odd integers? (A) 2,□24 (B) 3,□32 (C) 4,□44 (D) 5,□54 (E) 6,□68 2. A bag contains red gloves, black gloves, and white ones. What is the least numbers or gloves that must be taken out of the bag to be sure of having 4 pairs of gloves? (A) 6 (B) 8 (C) 9 (D) 10 (E) 12 麻煩板上的高手解答一下吧... 感激不盡... ^^ -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 123.193.17.79

05/01 16:30, , 1F
1題是E...因為..連續奇數加起來不會出現尾數是8
05/01 16:30, 1F

05/01 16:34, , 2F
我覺得是D 不管前面怎樣都可以分成是兩個相同偶數
05/01 16:34, 2F

05/01 16:34, , 3F
所以要看最後面 54一半是27 加一減一是偶數 不是幾數
05/01 16:34, 3F

05/01 16:36, , 4F
第二題是A 你拿出一支紅一支黑四隻白就可確定有四雙
05/01 16:36, 4F

05/01 16:36, , 5F
因為glove"s" 應該是吧
05/01 16:36, 5F

05/01 16:37, , 6F
答案是D
05/01 16:37, 6F

05/04 22:31, , 7F
兩題答案都是D...先謝謝大家的解答~^^
05/04 22:31, 7F
文章代碼(AID): #19-h3-5P (GRE)
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文章代碼(AID): #19-h3-5P (GRE)