1. Suppose the prices of a pair of jeans, a shirt, and a tie are $30, $20, and $10, respectively. Which of the following statements is true in this context?
(A)The opportunity cost of buying a pair of jeans is 2 ties.
(B)The opportunity cost of buying a tie is 3 pairs of jeans.
(C)The opportunity cost of buying a tie is 2 shirts.
(D)The opportunity cost of buying a shirt is 2 ties.

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詳解 (共 3 筆)

#5088055
(A)The opportunity c...
(共 305 字,隱藏中)
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#5652376
題意假設售價:牛仔褲30、襯衫20、領帶...
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#6766526
我們來逐一檢查: Jeans = ...
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