After another break, I’m returning to puzzles from my Mathematician at Play column from The Hindu in School. Also, I’ll be posting the answers to the previous puzzle as a download, to avoid spoilers. Tune in again soon for the next puzzle, along with the solution to this one.
Have you been introduced to modular arithmetic? A system of arithmetic for integers wherein numbers wrap around upon reaching a certain value, which is called the modulus, number circles are the norm in modular arithmetic.
Daniel Finkel introduces you to this concept by defining a game where numbers can be fair or unfair…
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