Sci-math
Subtitle: applications in proportional problem solving : Madeline P. Goodstein.
Publisher: Addison-Wesley Pub. Co.
Published: 1983
Place of publication: Menlo Park, Calif; Don Mills, Ont
Language: eng
Subjects: Algebra -- Study and teaching (Secondary); Mathematics -- Study and teaching (Secondary); Ratio and proportion -- Study and teaching (Secondary)
Notes: Module one: Pre-algebra; module two: algebra.

For high school students.