[計量] 幾題計量問題

看板GRE (GRE入學考試)作者 (peilin)時間17年前 (2008/09/23 12:31), 編輯推噓0(000)
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The difference between two positive numbers is 16. If the smaller of these two numbers is 3/5 of the large, what is the value of the smaller number? (A) 18 (B) 24 (C) 30 (D) 33 (E) 40 (1-X)(X-1) (A) 1(X-1)^ (B) (X-1)^ (C) 0 (D) X^-1 (E) 1-X^ 這題我只會將它乘開 之後我就不知道該怎麼辦了 請教教我這個笨蛋... d>0 Column A Column B The total interest 11/3(d/100)dollars earned on d dollars invested for 3 months at 11 percent simple annual interest -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 203.117.140.189
文章代碼(AID): #18s74d1o (GRE)
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文章代碼(AID): #18s74d1o (GRE)