Monthly Archives: November 2013

Puzzle #42: How Wide is the River

Seems like the puzzle collections from the Martin Gardner books is unlimited, and also of outstanding quality. While flipping through one of the books (Mathematical Puzzles and Diversions), I found another gem in Chapter 12. Some people have told me … Continue reading

Posted in Puzzles | Tagged , , | 1 Comment

Solution to puzzle #41: Yet Another Handshake Puzzle

I was surprised this time to see only one correct answer from Alok Kuchlous, one of the best puzzle solvers I have known since my IIT days. I also got a very good attempt from Shruti Mittal (from Mumbai), but … Continue reading

Posted in Solution | Tagged , | Leave a comment

Puzzle #41: Yet Another Handshake Puzzle

This is yet another handshake puzzle, and again from one of the Martin Gardner collections. This one is from Second Book of Mathematical Diversions and Puzzles…Martin Garder, Page 55 Here is the puzzle: Prove that a t a recent convention of biophysicists … Continue reading

Posted in Puzzles | Tagged , | Leave a comment

Solution to Puzzle #40: White-Tailed Cats

Two children sent me correct answers this time. Like last time, Shruti Mittal (from Mumbai) was the first one to send me a correct answer, and Danny Mittal (from Virginia, USA) also sent me a correct answer. Very well done! … Continue reading

Posted in Solution | Tagged , | Leave a comment

Puzzle #40: White-Tailed Cats

This is another puzzle from the same book as I posted last time – “Professor Stewart’s Cabinet of Mathematical Curiosities”. This puzzle appears on Page #31 of the book. Here is the puzzle: ‘I see you have got a cat,’ … Continue reading

Posted in Puzzles | Tagged , | Leave a comment

Solution to Puzzle #39: Triangle of Cards

I was very happy to see that many more people tried the puzzle this time compared to the last few weeks. The only correct answer I received though this time was from a new visitor – Shruti Mittal, 15 years … Continue reading

Posted in Solution | Tagged , | Leave a comment

Puzzle #39: Triangle of Cards

I was gifted a new puzzle and math book by a friend today – Professor Stewart’s Cabinet of Mathematical Curiosities. This is a puzzle from this book, appearing on Page #6. Thanks Shalu for the book. I have 15 cards, … Continue reading

Posted in Puzzles | Tagged , | Leave a comment