uniform approach to rate and ratio problems
Subtitle: the introduction of the universal rate formula
By: by James R. Rogers.
Contributors: High School Mathematics and Its Applications Project.; Consortium for Mathematics and Its Applications (U.S.)
Series: HiMAP -- module 15
Publisher: COMAP, Inc.
Published: 1992
Place of publication: Lexington, MA
Language: eng
Number of pages: 41
Subjects: Ratio and proportion -- Study and teaching (Secondary); Mathematics -- Study and teaching (Secondary)
Notes: "This material was prepared with the support of the National Science Foundation (NSF) Grant No. DPE8318104."