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Entries for 'Ken Brey'

Geek Challenge: A Balancing Act

An apparatus is constructed as shown below comprising equivalent buckets of water.  The buckets and water were placed on the scale first, and it balanced.  Then two suspended balls of equal diameter are added in the configuration shown. &nb...


Geek Challenge Results: Infinite Snowman Stumper

December’s Infinite Snowman Geek Challenge winner is John Jacobsma of Dickson.  Adnaan Velji of DMC also answered all questions correctly.  The determination of best answer goes to John due to his elegant solution for the Center of Ma...


Geek Challenge: Infinite Snowman Stumper

Ever wanted to construct the most mathematically magnificent snowman of all time? Here’s your chance. Figure out the Geek Challenge below…and don’t forget to actually build your snowman! A snowman is to be built with an unlimite...


Geek Challenge Results: Baffling Birthdays

Last month, we asked you to find the odds that a class of 23 students has one or more shared birthdays. The correct answer to the Baffling Birthdays question is C: 50.7%. The winner of this month’s Geek Challenge is John Jacobsma o...


Geek Challenge: Baffling Birthdays

As school got back in session this fall, the first grade teachers at a large elementary school posted a list of student birthdays. The teachers noticed that of the 8 first grade classes at the school, 4 of the classes had students with duplicate birt...


Geek Challenge Results: Matrix Mind-Boggler

Congratulations to the winner of the Matrix Mind-Boggler Geek Challenge, Jordan Kuehn of the Colex Group! Jordan wrote a program which generates random matrixes using an efficient technique. He gets extra props for including a DMC logo on his prog...


Geek Challenge: Matrix Mind-Boggler

Special thanks to Han Yang for providing this month’s Geek Challenge. A 4x4 matrix of numbers can be devised such that when any 4 cells are chosen where none of the chosen cells share a row or column with another chosen cell, the sum of the ...


Geek Challenge Results: Crossword Conundrum

Thanks for playing the Geek Challenge Crossword Conundrum. Last month's challenge had three winners: Harry Maddock of Tacoma, WA, Adnaan Velji of DMC, and Grant Anderson of DMC. The geeky answer key is shown here (click to enlarge): Sub...


Geek Challenge: Crossword Conundrum

This month's Geek Challenge takes the classic quick crossword puzzle to a new nerdy level. Simply answer the clues to solve the puzzle.   Submit your answers to geekchallenge@dmcinfo.com. The first person to respond with the mos...


Mascot Madness 2013 Geek Challenge

Last year we created a formula-based March Madness tournament picking challenge with several potential meaningful statistics to use to generate a winning formula. While fun, the exercise proved that the winning formula doesn't ...


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