题目

求解释比较优势.下面这个题目
2.Tom and Ben are both chefs who run a takeaway food outlet.Ben can make nine pizzas and ten hamburgers per hour.If Ben wants to make more pizzas he cannot make as many hamburgers per hour.If he makes ten pizzas he can only make seven hamburgers per hour.Tom also makes hamburgers and pizzas.The opportunity cost to Tom of making each pizza is four hamburgers.
c) Who is better at making pizzas,Ben or Tom?
d) Is there a basis for trade between Ben and Tom in terms of who should make pizzas and who should make hamburgers?If so,who should produce hamburgers?

提问时间：2020-12-17

答案

这是英语阅读还是数学题啊?
C）Tom is better at making pizzas.
设ben做pizza速度是X,hamburger速度是Y,则有：
9/x+10/y=1
10/x+7/y=1
得到x=37/3, y=37
x:y=1:3
但Tom两者速度比是1:4
所以 Ben is better at making pizzas.
d) yes, there is.
Tom produce hamburgers,

个人理解,不知道对不对,有木有大虾指点指点- -