[計量] 請教一題計量

看板GRE (GRE入學考試)作者 (花花兒)時間17年前 (2008/08/09 21:57), 編輯推噓0(002)
留言2則, 2人參與, 最新討論串10/41 (看更多)
By weight, liquid A makes up 7.0 percent of solution I and 14.5 percent of solution II. If 3 grams of solution I is mixed with 2 grams of solution II, the liquid A accounts for what percent of the weight of the resulting solution? A: 10% -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 59.125.105.84

08/09 21:59, , 1F
請教各位了 謝謝你^^
08/09 21:59, 1F

08/09 22:10, , 2F
7*3/5+14.5*2/5=10
08/09 22:10, 2F
文章代碼(AID): #18dQ9Pbi (GRE)
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文章代碼(AID): #18dQ9Pbi (GRE)