I’ve been out of school a long time (I mean a long time), yet I think I’m still pretty good at basic math. I’m always able to figure out whether a “bargain buy” at the supermarket is actually a ...
Daily Mail on MSN
Simple-looking equation proves difficult to solve - can you remember special rule only geniuses can?
This simple-looking equation has left many people debating the correct answer online. Can you solve it?
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