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Monthly Archives: February 2015
Puzzle #93: Slice a Pizza Within a Cricket Team
Here is a world cup cricket puzzle, the text modified from an original one from http://www.mindcipher.com In Australia, the Indian cricket team was not able to get anything to eat, and were finally able to get one large circular vegetarian … Continue reading
Solution to Puzzle #92: Connecting the Four Corners of the Square
Very good response to the puzzle, and lot of people sent me answers. The most common answer was that we should connect the two diagonals, which 2*sqrt(2) = 2.82 km. However, as it so happens, there is an answer which … Continue reading
Puzzle #92: Connecting the Four Corners of a Square
This is a beautiful geometry puzzle that my friend, Alok Mittal, gave to children in his Mathematical Circles class yesterday. There are four towns at the corners of a perfect square with a side of 1 km. Your task is … Continue reading
Solution to Puzzle #91: Pebble Piles
I again got a very high response this week – thanks again! There was only one correct answer from Gyora – well done! I am taking the liberty of reproducing the answer from Gurmeet, whose site is the source of … Continue reading
Puzzle #91: Pebble Piles
Another very nice puzzle I read on gurmeet.net/puzzles/, which as I have mentioned before, has a set of very nice mathematical puzzles. You are given three piles with 5, 49 and 51 pebbles respectively. Two operations are allowed: (a) merge two … Continue reading
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
Puzzle #90: The Three Gamblers
Got this very nice puzzle from Vaibhav Kalia a while back, posting it on his behalf here. The three of us made some bets. First, Walter won from Martin as much as Walter had originally. Next, Martin won from Steve as much … Continue reading
Solution to Puzzle #89: Chameleons on an Island
Thanks for trying this puzzle. I only got one correct answer – from Gyora, and an “almost correct” and therefore a special mention, from Nandini, a 10 year old from Gurgaon. Well done Gyora and Nandini. I am taking the … Continue reading
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