Monthly Archives: August 2014

Puzzle #73: Find The Two Numbers

This is a beautiful puzzle that came to me through an IITD friend (Sirisha), and I had not done before – thank you Sirisha! There are two friends A and B. Their teacher calls them separately and tells A, the … Continue reading

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Solution to Puzzle #72: Who Lies?

This was a relatively simple puzzle and lots of people answered correctly. First one to answer correctly was Anisha, my elder one (aged 10), though she had the benefit of getting the question at the time I was posting it. … Continue reading

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Puzzle #72: Who Lies?

This is a simple puzzle, hopefully the younger ones will like it too. I got inspired by this puzzle through Alok Mittal’s last Mathematical Circles class on “truth tellers and liars”. This puzzle is taken from Martin Gardner’s “The Colossal … Continue reading

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Solution to Puzzle #71: May The Fastest Horses Win

Apologies for not posting the solution last week, I was traveling on vacation on the weekend. This was a relatively difficult puzzle, but I was encouraged to see the number of people who responded, most of them with correct answers. … Continue reading

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Puzzle #71: May the Fastest Horses Win

A beautiful puzzle, initially given to me by a close friend – Naresh Kumra, while trekking to the Everest Base Camp two years back. Came across this again last week in MindCipher. The London racetrack needs to submit its top … Continue reading

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Solution to Puzzle #70: Equal Heads

Was a difficult puzzle – I got three correct answers for this. Vivek Shah, Mihir and Aman Singla in that order sent the correct answers – very impressed! Here is the solution: Make 2 stacks – one of 10 and … Continue reading

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Puzzle #70: Equal Heads (Outstanding Puzzle!)

This one is one of the best puzzles I have come across in recent times…contributed by Vardhan Rajkumar based out of London. I do not know the original source of the puzzle. No special knowledge or skill required, so suitable … Continue reading

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