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Equal sums on a circle (Posted on 2013-11-26) Difficulty: 2 of 5
Place the numbers 1 to 10 around a circle such that the sum of any two adjacent numbers is equal to the sum of the pair of numbers directly opposite. In how many ways can this be done? Can this be done with 1 to 8? With 1 to 6?

No Solution Yet Submitted by Danish Ahmed Khan    
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  Subject Author Date
Solutioncomputer solutionCharlie2013-11-26 12:13:40
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