[計量] T is no more than 20 percent ...

看板GRE (GRE入學考試)作者 (花囮)時間17年前 (2009/03/28 22:41), 編輯推噓1(100)
留言1則, 1人參與, 最新討論串1/1
因為3/31要去日本考gre了 所以想說快點練習一下光碟熟悉題型 不懂的題目 煩請各位大大幫忙解題 <._.> T is no more than 20 percent greater than the integer x, and T is no smaller than a number 20 percent less than the integer x. if T=60, which of the following indicates the smallest possible interval for x ? 40<=x<=80 48<=x<=75 48<=x<=72 50<=x<=78 50<=x<=75 答案是 50<=x<=75... -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 220.133.186.125

03/28 22:49, , 1F
0.8x <= T = 60 <= 1.2x
03/28 22:49, 1F
文章代碼(AID): #19pZR-Pg (GRE)
文章代碼(AID): #19pZR-Pg (GRE)