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Bartkovich, Kevin G. – Mathematics Teacher, 2013
The standard for measuring fuel efficiency in the U.S. has been miles per gallon (mpg). However, the Environmental Protection Agency's (EPA) switch in rating fuel efficiency from miles per gallon to gallons per hundred miles with the 2013 model-year cars leads to interesting and relevant mathematics with real-world connections. By modeling…
Descriptors: Efficiency, Fuels, Energy Education, Fuel Consumption
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Kahan, Jeremy; Copes, Larry – Mathematics Teacher, 2006
This article explores how different proofs of a solution to the Surfer Problem provide answers to the question "Why"?
Descriptors: Problem Solving, Geometric Concepts, Mathematics Education, Measurement Techniques
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Lester, Frank K., Jr.; Kroll, Diana Lambdin – Mathematics Teacher, 1991
Presented are a rationale and sample techniques for the implementation and continued use of alternative school mathematics evaluation programs that are in alignment with the proposed curriculum standards of the National Council of Teachers of Mathematics. Emphasis is directed toward holistic scoring techniques including calculator/computer…
Descriptors: Elementary Secondary Education, Evaluation Criteria, Evaluation Methods, Evaluation Problems