Math Problem Statement
如果有12枚小球,只有一个有质量问题,可能偏轻也可能偏重,其余11个都是质量标准,如果有一个没有砝码的天平,限称3次,怎么找出哪个小球有质量问题?
Solution
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Math Problem Analysis
Mathematical Concepts
Problem Solving
Dividing and Grouping
Logical Deduction
Formulas
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Theorems
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Suitable Grade Level
Grades 5-7