April K. Andreas
aandreas@mclennan.edu
McLennan Community College, Engineering and Mathematics

 

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Math Will Rock Your World,” BusinessWeek, Jan. 23, 2006.

SMU Dining Services buys a $20,000 food stand and makes the case that it is clearly profitable:  “Pony Cart just what the Dr ordered,” SMU's Daily Campus, Apr. 24, 2001.

"Professional" Math Mistakes

It’s surprising how often even very professional companies can make very dumb math mistakes.  Menus, advertisements, and pamphlets are printed that have very obvious mathematical errors. 

I ask my students to keep an eye out for “math mistakes” made by otherwise-professional companies and often award extra credit for such discoveries.

Below are a few choice examples of submissions students have found.

Note that you can save almost one whole penny (.90 cents) by purchasing six 2-Liters!

Submitted 1/28/2009 by Jason B.