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Tag Archives: logic puzzles
Puzzle #180: White and Black Beans
This is a wonderful puzzle for all ages from Alok Mittal’s weekly Math Circles class. The puzzle is doable by everyone, so please do try yourself and also have your children try this one. A pot contains 75 white beans … Continue reading
Puzzle #179: Crossing the River
After a rather difficult puzzle, here is an easy one, should take just a few minutes even for children, please do try! This one is from the site mathsisfun.com. Four adventurers (Alex, Brook, Chris and Dusty) need to cross a … Continue reading
Solution to Puzzle #175: The Three Bag Puzzle
This was a simple but cute puzzle, and thanks again to Suman Saraf for suggesting this one. I received correct answers from Deepak Jayaraman (a first time participant), Pratik Poddar and Vishal Poddar. Well done all! Here is the answer … Continue reading
Puzzle #175: The Three Bag Puzzle
Apologies for a long break, I was in the middle of some hectic travel, both for personal and business reasons. But normal service resumes 🙂 Thanks to Suman Saraf yet again for recommending this puzzle. A variation of this puzzle … Continue reading
Solution to Puzzle #168: Who Gets the Easter Eggs?
This was a very counterintuitive puzzle, and a relatively difficult one, though one does not need to know any specific mathematical construct for it. Only two people (father – daughter pair) got the correct answer – Mahi and Suman Saraf! … Continue reading
Puzzle #169: Division of a Cake
This is a very old puzzle. I remember this puzzle being asked by my Chemistry teacher in Class XI – Dr. Ravi Gopinath, someone was has had a strong influence in my passion for puzzles. I got reminded of this … Continue reading
Puzzle #166: Donut Sharing
This puzzle is a variation of a puzzle I had posted very early (amongst my first 10 posts). It is very simple, and intended for children. Thanks to Suman Saraf for contributing this one. Alice and Bob go into their … Continue reading
Solution to Puzzle #163: The “Hatke” Puzzle
This was a truly “hatke”or a “wierd” puzzle. Unfortunately as it turned out the answer is not very elegant and not very “correct” either. That said, it was a good exercise to exercise the brain, and I got the best … Continue reading
Puzzle #165: Truth & Lies – 7 of them!
Welcome back, and a very happy new year to all of you. Lets start with a new puzzle before I post solutions to previous problems. I will begin this week with a very nice puzzle from the NSA collection. Here … Continue reading
Solution to Puzzle #160: $50 for All
This was a tough puzzle, and only two people sent correct answers – Suman Saraf (and his daughter) and Pratik Poddar – hats off to both of you! I am copying the answer from the original source: The 2-person case … Continue reading
Alok Goyal's Puzzles Page 