Monthly Archives: February 2014

Puzzle #52: How Many People Partying?

Thanks to Anirudh Baddepudi for contributing this puzzle. I also do not know the answer yet and hence looking forward to enjoying this one. At a party, seven people know seven others, and the remaining people each know 5 other … Continue reading

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Solution to Puzzle #51: Color of the Cap

This was a relatively simple puzzle and the response was again awesome – thanks everyone! The first one to come back with the correct answer was Radhika Goyal from NY. Also got correct answers from Vivek Sheel, Anirudh Baddepudi, Sirisha … Continue reading

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Puzzle #51: Color of the Cap

This is a very well known puzzle and there are many variations of this puzzle. I picked this one up from “Mathematical Circles” by Dmitri Fomin, Sergey Genkin and Ilia Itenberg, Chapter #8, Problem #8. Three people – A, B … Continue reading

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Solution to Puzzle #50: Cat and Mouse Tale

One of the best responses to any puzzle since I started last year – thanks a ton! Radhika Goyal was the first one to send an answer for this puzzle – well done! In addition to her, I got correct … Continue reading

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Puzzle #50: Cat and Mouse Tale

This is a nice puzzle for children that I picked from the book “Moscow Puzzles” (Puzzle #88). See the figure below: Cat has decided to take a nap. He dreams he is encircled by 13 mice: 12 gray and 1 … Continue reading

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Solution to Puzzle #49: The Absent Minded Bank Clerk

I surprisingly got much fewer responses than I expected, and in hindsight, the “two minute” qualifier probably scared people! Congratulations to Muskaan Mittal, a brilliant 9 year old, in being the first one to send the answer. Girish Tutakne and … Continue reading

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