Mathematics Problem Of the Week
Spring 2005
POW #13: Cubism
A
large cube, made up of smaller cubes, has some of its faces painted. When it's
taken apart, 24 of the small cubes have no paint on them. How big was the large
cube, and how many of its faces were painted?
Solutions should be
submitted to Dr. Maegan Bos’ mailbox in the Math office or sent via e-mail to mbos@stlawu.edu
Presentation counts! The prize-winning
entry will be selected from all correct submissions, based on the clarity,
creativity and elegance of the solution.
Look for the SLU POW on
the Web at http://it.stlawu.edu/~math/activities/