1999 AMC 8 第 22 题
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22.
在一个遥远的地方,三条鱼可以换两个面包,一个面包可以换四袋米。一条鱼值多少袋米?
In a far-off land three fish can be traded for two loaves of bread and a loaf of bread can be traded for four bags of rice. How many bags of rice is one fish worth?
小提示:
把每个交换关系写成价值等式
Turn each trade into a value equation
大提示:
先把鱼换成面包,再把面包换成米
Convert fish to bread, then bread to rice
解答:
三条鱼值两个面包,所以一条鱼值 个面包。
一条面包值 袋米,所以一条鱼值 袋米。
所以正确答案是 D。
Three fish are worth two loaves of bread, so one fish is worth of a loaf.
One loaf is worth bags of rice, so one fish is worth bags of rice.
Thus, D is the correct answer.
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