Monthly Archives: December 2015

Puzzle #125: Test Your Creativity

Here is a wonderful small teaser I got from the site brilliant.org. I have seen at least two solutions to this puzzle, so try your creativity, there might be more. Look at the equation 1     4     … Continue reading

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Solution to Puzzle #123: Heavier or Lighter Weight

Apologies for not being able to send the answer last weekend. I got many correct answers for this one, and people sent different correct answers. Ones who sent correct answers include Pratik Poddar, Akash Tayal, Sandeep Singhal, Parag Dhanuka, Prakhar … Continue reading

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Puzzle #124: Add the Numbers

This is a gem of a puzzle that my nephew, Karan, gave to me yesterday. He and I came up with different ways to come to the answers, and there are probably many more ways. For all the possible 5 … Continue reading

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Solution to Puzzle #122: Sparrows on Trees

Wonderful puzzle and I got many correct answers. Ones to send the answers were Pratik Poddar, Prakhar Prakash, Suman Saraf, Karan Sharma and Girish Tutakne. The answer is that it can’t be done for 6 but can be done for … Continue reading

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Puzzle #123: Heavier or Lighter Weight

Found this intriguing question in the book Mathematical Circles (Russian Experience) by Dmitri Fomin, Sergey Genkin and Ilia Itenberg. I have not done this before, and do not know, therefore, how easy or difficult this is. There are 101 coins, and only … Continue reading

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Solution to Puzzle #121: The Spider and the Fly

This puzzle turned out to be more difficult than what I thought it was. There was only one correct answer – from Suman Saraf – very well done! The answer is 40 feet. There were a couple of people who … Continue reading

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