Octane numbers, seen at the gas pump, are explored and calculated to provide the real-life tie-in to this computation activity.
Edited by Erik Tillema, firstname.lastname@example.org, who teaches at Indiana University in Indianapolis, and Fred Dillon, email@example.com, a math educator from Strongsville, Ohio. Manuscripts should show how math is used to solve a real-life problem, preferably in the context of one's profession, and should be no more than 300 words. Submit manuscripts through http://mtms.msubmit.net.
Don S. Balka is Professor Emeritus at Saint Mary's College, Notre Dame, Indiana, and president of TODOS: Mathematics for All.
Dave Rash is a retired electrician and former co-owner of Banner Electric in Plymouth, Indiana.