Problem: Odd And Even Digits

The odd digits, $1,$ $3,$ $5,$ $7,$ and $9,$ add up $25,$ while the even figures, $2,$ $4,$ $6,$ and $8,$ only add up $20.$ Arrange these figures so that the odd ones and the even ones add up alike. Complex and improper fractions and recurring decimals are not allowed.

Solutions: 1


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References

Project Gutenberg

  1. Dudeney, H. E.: "Amusements in Mathematics", The Authors' Club, 1917

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