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Reverse Engineering Arithmetic Challenge

post from CR4 on 24 August 2006 11:00:00 AM. © CR4

Jorrie writes: Technical people are normally good at mental arithmetic, but this one can be taxing. I know CR4 members may react with "Oh, come on!" But then, it's intriguing – check it out! Given the following two simultaneous equations, 265x + 235y = 765 235x + 265y = 735, you would have no...

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