2007 AMC 12B 第 4 题
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所有题目均经美国数学协会（MAA）官方合法授权使用。
4.
在 Frank 水果市场， 根香蕉价格等于 个苹果， 个苹果价格等于 个橙子。多少个橙子的价格等于 根香蕉？
At Frank’s Fruit Market, bananas cost as much as apples, and apples cost as much as oranges. How many oranges cost as much as bananas?
小提示：
先把 根香蕉换算成等价的苹果数量。
First convert bananas into an equivalent number of apples
大提示：
再用 个苹果 个橙子换算成橙子。
Then convert those apples into oranges using apples oranges
解答：
因为 根香蕉价格等于 个苹果， 根香蕉价格等于 个苹果。
又因为 个苹果价格等于 个橙子， 个苹果价格等于 个橙子，所以 根香蕉等价于 个橙子。
所以正确答案是 B。
Since bananas cost as much as apples, bananas cost as much as apples.
Since apples cost as much as oranges, apples cost as much as oranges. Therefore bananas cost as much as oranges.
Thus, the correct answer is B.
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