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ZX-F25453C337Bluebook试题7 · 第 14 题
Bluebook试题7 · 原库模块 2 · Q14 原库参考解析
There are 450 tiles in a box. Of these tiles, 6% are black. How many black tiles are in the box?
参考答案:
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容易忽略的一步
ONE QUESTION, ONE STEP
ZX-F25453C337Bluebook试题7 · 原库模块 2 · Q14 原库参考解析
There are 450 tiles in a box. Of these tiles, 6% are black. How many black tiles are in the box?
参考答案:
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