每个苹果切下1/8下来? |
将4个的每个切一刀对开, 每人拿一; 将2个的每个两刀切成四等份, 每人拿一; 将最后1个三刀切成八等份, 每人拿一. 每个小朋友都有大中小三块, 不亦乐乎? |
How to evenly distribute seven apples to eight kids? Answer: By cutting off 1/8th of each apple; this way, each kid can eat 7/8th of an apple. |
how could you cut off 1/8 of each apple by only one cut? 注意题目要求: 既要分均匀, 又要总刀切数最少. 两者都要兼顾. |
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