[計量] 請教兩題

看板GRE (GRE入學考試)作者 (真無雙亂舞)時間18年前 (2008/05/30 17:31), 編輯推噓0(002)
留言2則, 1人參與, 最新討論串1/2 (看更多)
A manufacturer packages soap powder in containers of three different sizes. The amount of soap powder in a full large container could fill exactly 3 of the medium containers or exactly 5 of the small containers. If an equal number of small and large containers are to be filled with the amount of soap powder that would fill 90 medium containers, how many small containers will be filled? (A) 25 (B) 27 (C) 30 (D) 45 (E) 54 Ans:(A) Each of the following numbers has two digits blotted out. Which of the numbers could be the number of hours in x days, where x is an integer? (A) 25*,*06 (B) 50*,*26 (C) 56*,*02 (D) 62*,*50 (E) 65*,*20 Ans:(E) 先謝謝回答了! -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 210.203.58.103

05/30 17:41, , 1F
第一題:小:中:大 = 3:5:15 解就好了
05/30 17:41, 1F

05/30 17:42, , 2F
2.x必是24的倍數,只有(E)的尾數有可能
05/30 17:42, 2F
文章代碼(AID): #18FybUtO (GRE)
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文章代碼(AID): #18FybUtO (GRE)