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Monthly Archives: October 2015
Puzzle #119: A Prime Cryptarithm
This is a wonderful puzzle taken from the book “The Moscow Puzzles” by Boris A. Kordemsky. This book has a great collection of puzzles. In this remarkable puzzle, each digit is a prime (2, 3, 5 or 7). No letters … Continue reading
Solution to Puzzle #117: Mr. Calendar
Apologies for not posting last weekend, I was traveling on a short vacation! This was a relatively easy puzzle, many people sent me the correct answer. Folks who sent me the correct answer include Karan Sharma, Suman Saraf, Sanjeev Dugar, … Continue reading
Puzzle #118: Rotating Disk
Taking another puzzle from Alok Mittal’s class – another beautiful puzzle! Look at the graphic below. While the graphic contains the entire puzzle, am repeating it here: Six players – call them A, B, C, D, E and F – … Continue reading
Solution to Puzzle #116: The Magic Card Frame
I got many correct answers for this puzzle as well and a very good response. People who sent correct answers included Chandu Karan, Divya, Suman Saraf (The most complete solution) and Pratik Poddar. I am reproducing the solutions from Suman, … Continue reading
Puzzle #117: Mr. Calendar
This is a beautiful brain teaser that my wife, Pooja, asked me a few days back just before we were going to sleep – yes this was our pillow talk 🙂 Mr. Calendar spends a sum equal to the date … Continue reading
Solution to Puzzle #115: The First Rabbit
Thanks for an overwhelming response again to the rabbit puzzle. Anyone who responded, did so with the correct answer! Some people did not send any explanation, amongst those who did, I like the simplicity of the answer from Prakhar, Salil … Continue reading
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