Among the natural numbers below 100, there are 30 with a special property. Jovan has listed them in the table here. But Jovan made a mistake, and one of these numbers must be replaced. Which number ...
A matchstick is a type of lateral thinking or logicality based puzzles where a set of matches is arranged to form shapes, equations (often using Roman numerals), and the goal is to rearrange, remove, ...
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