102高考經濟學考題請教 - 高考

By David
at 2013-11-28T12:06
at 2013-11-28T12:06
Table of Contents
102年高考經濟學第9題
小劉經營一家餅乾工廠,製作餅乾時需要一定比例的糖和食用油,
其中食用油可以選椰子油或是花生油,
每盒餅乾的生產函數為f(s,a,b)=min{s,a+2b},
s代表糖,a為椰子油,b為花生油。
以知糖的單價為5元,椰子油為10元,花生油為15元。
若小劉要以最低成本方式生產50盒餅乾,則會使用多少花生油?
(A) 0 (B) 50/3 (C) 25 (D) 50
答案是(C)
這題想了很久,還是想不出來為什麼
一直覺得為什麼不是(A)
所以想請教各位高手指導
距離地特越來越近,也越來越慌
寫題目時,總是覺得這讀過,但答案卻老是寫錯
感覺很多觀念都搞混了!!
讀了個經忘了總經;讀了總經卻忘了個經 T_T
經濟學好難喔!!!
各位高手在考前一個月大都是怎麼準備經濟學的?
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