Question
Three hedgehogs have three pieces of cheese weighing `5`, `8`, and `11` grams. A fox offers to help the hedgehogs divide the cheese equally. The fox can bite off one gram from each of two cheese pieces of its choice. Can the fox, using these actions, reach a state where it leaves the three hedgehogs with equal pieces of cheese?
Difficulty level (1 very easy - 10 very hard): 3
Topics:
Arithmetic
Algebra
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Word Problems
Proof and Example
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Constructing an Example / Counterexample
Combinatorics
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Case Analysis / Checking Cases
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Processes / Procedures
Combinatorics
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Case Analysis / Checking Cases
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Processes / Procedures
Number Theory
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Division
Noam Faibish - 3 years ago