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Problems of the Week - AY 2010/2011

Date Problem Solution Source
2 September 2010 Problem 1 Solution to Problem 1 Problem 1 and solution adapted from Problem 64 in: Weber, Timothy. (Ed.). (1995) Quantum Quandaries : 100 Brainteasers from Quantum, the Magazine of Math and Science. Arlington,VA: National Science Teachers Association.
9 September 2010 Problem 2 Solution to Problem 2 Problem 2 source: Gardner, Martin. (1914) Wheels, Life, and Other Mathematical Amusements. New York: W.H. Freeman and Company. p74
16 September 2010 Problem 3 Solution to Problem 3 Source: Problem 74 in Weber, Timothy. (Ed.). (1995) Quantum Quandaries : 100 Brainteasers from Quantum, the Magazine of Math and Science. Arlington,VA: National Science Teachers Association. 155
23 September 2010 Problem 4 Solution to Problem 4 Source: Unknown
30 September 2010 Problem 5 Solution to Problem 5 Source: MAJ Marks
7 October 2010 Problem 6 Solution to Problem 6 Source: Unknown
14 October 2010 Problem 7 Solution to Problem 7 Source: Gardner, Martin. (1959) The Scientific American Book of Mathematical Puzzles & Diversions. New York: Simon and Schuster. 24
21 October 2010 Problem 8 Solution to Problem 8 Source: Salny, Abbie F. "Mensa Quiz." American Way. 15 October 2010: 68.
28 October 2010 Problem 9 Solution to Problem 9 Source: IBM. "Ponder This." May 1998.
04 November 2010 Problem 10 Solution to Problem 10 Source: Kador, John. (2005). How to Ace the Brainteaser Interview. USA: McGraw Hill Publishing. Retrieved 04 Nov 10 from here.
12 November 2010 Problem 11 Solution to Problem 11 (supplied by Francis Golding) Source: Khovanova, Tanya.
18 November 2010 Problem 12 Solution to Problem 12 (supplied by Kipp Johnson) Source: IBM. "Ponder This." June 1999.
02 December 2010 Problem 13 Solution to Problem 13 (supplied by Janet Fierson) Source: Gardner, Martin. (1959) The Scientific American Book of Mathematical Puzzles & Diversions. New York: Simon and Schuster. p113
13 January 2011 Problem 14 Solution to Problem 14 (supplied by Janet Fierson) Source: Problem 21 in Weber, Timothy. (Ed.). (1995) Quantum Quandaries : 100 Brainteasers from Quantum, the Magazine of Math and Science. Arlington,VA: National Science Teachers Association. pp49-50.
20 January 2011 Problem 15 Excel Solution to Problem 15 by Keith Degregory
Solution to Problem 15 by Kipp Johnson
Source: "Nick's Mathematical Puzzles" problem 131.
3 February 2011 Problem 16 Solution to Problem 16 by Kipp Johnson Source: MAJ Marks
10 February 2011 Problem 17 Solution to Problem 17 by Tad Johnston Source: MAJ Marks. Adapted from information found in McCullough, David. The Great Bridge: The Epic Story of the Building of the Brooklyn Bridge. Simon & Schuster, 1983.
17 February 2011 Problem 18 Solution to Problem 18 by Amanda Hager Problem provided by Dr. William Pulleyblank. Taken from R&D Eclairer l'avenir, Winter 2005, France Telecom, Brain teasers by Gilles Macario-Rat.
25 February 2011 Problem 19 Solution to Problem 19 by Dustin Homan Source: Dr. William Pulleyblank. Based on the motion picture "Fermat's Room."
03 March 2011 Problem 20 Solution to Problem 20 by Mike Bogner with Excel Source: Kador, John. (2005). How to Ace the Brainteaser Interview. USA: McGraw Hill Publishing. p. 127. Retrieved 03 March 2011 from here.
10 March 2011 Problem 21 Solution to Problem 21 by Bob Wooster Source: "Nick's Mathematical Puzzles" problem 124.
24 March 2011 Problem 22 Solution to Problem 22 by John Snyder Source: "Nick's Mathematical Puzzles" problem 124.
31 March 2011 Problem 23 Solution to Problem 23 by A. Teitelman Source: USMA Problem of the Week Website (Problem 7, AY 2009-2010, Original source unknown.
07 April 2011 Problem 24 Solution to Problem 24 by John Snyder Source: Math Forum: Ask Dr. Math.
14 April 2011 Problem 25 Solution to Problem 25 by Chris Marks Source: Larson, Richard C., Amedeo R. Odoni and Arnold Barnett. "Problem Set 2," Logistical and Transportation Planning Methods Course (MIT, Fall 2008).
28 April 2011 Problem 26 Solution to Problem 26 by Robert Delaney Source: Kador, John. (2005). How to Ace the Brainteaser Interview. USA: McGraw Hill Publishing, pg. 59. Retrieved 03 March 2011 from here