# Tag Archives: algebra puzzles

## Puzzle #190: Escalator Race

I cannot stop loving the book A Moscow Math Circle – Week by week problem sets by Sergey Dorinchenko. So here is another one from this great collection. Anisha and Arushi are riding down an escalator. Halfway down the escalator, … Continue reading

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## Solution to Puzzle #126: The Tricky Square Root

Again received an overwhelming number of answers to this puzzle. People who answered it correctly included Pratik Poddar, Anant Aggarwal, Siddharth Mulherkar, Suman Saraf, P R Kumar and Amit Mittal. The puzzle had a simple trick to it, which is … Continue reading

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## Solution to Puzzle #90: The Three Gamblers

Fabulous response for the puzzle…one of the best weeks since I started the puzzle blog two years back…thanks and keep puzzling. I got three correct answers (of course other than Vaibhav Kalia who had contributed the puzzle). The answer is … Continue reading

## Solution to Puzzle #75: Clock Reflection

Thanks for the response to this puzzle. I got correct answers from three people – Ashutosh Diwakar, Rajeev Deshpande and Pallav Pandey in that order. Well done! I am also taking the liberty of replicating Ashotosh’s solution which I thought was … Continue reading

## Solution to Puzzle #67: Lab Rat On The Run

I got many answers to this puzzle, and mostly all correct. This was a relatively simple puzzle for those who know algebra and probability, I do not know any way to do this one without them, and hence the younger … Continue reading