Monthly Archives: August 2016

Puzzle #151: Journey from 458 to 14

This is a beautiful teaser contributed by Pooja Singh, who tried this with her 9 year old. So will encourage everyone to try this, it could be a nice, 5-minute puzzle! You begin with the number 458. You are only … Continue reading

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Solution to Puzzle #149: The Funny Plane Seating

Apologies for not posting the answer earlier – I was traveling last weekend. This was a difficult problem on a relative scale, and I therefore received the correct from all the die hard puzzle solvers in addition to one my … Continue reading

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Puzzle #150: The Tutu Coin Puzzle :-(

This week marks a very sad week for me and for many of the regular readers of this blog. A very dear friend – Girish Tutakne (popularly known as Tutu at IIT Delhi)- passed away in a very unfortunate accident in … Continue reading

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Solution to Puzzle #148: The First Black Ace

This was a bit of a  counterintuitive puzzle – four people sent the correct answers – Suman Saraf, Pratik Poddar, Abhinav Jain and Karan Sharma – well done! The answer is the first card. It is a bit difficult to imagine … Continue reading

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Puzzle #149: The Funny Plane Seating

A very catchy puzzle contributed by my friend and entrepreneur, Pallav Pandey – thanks Pallav! Imagine there are a 100 people in line to board a plane that seats 100. The first person in line realizes he lost his boarding … Continue reading

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Solution to Puzzle #147: The “Aha” IBM Puzzle

This was a beautiful puzzle, but I did not receive as many answers as I would have liked. Correct answers came from Pratik Poddar and Suman Saraf. My younger daughter, Arushi (9), solved it with some help. Answer to all … Continue reading

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