CBSE Class 8 Mathematics – Direct and Inverse Proportions

Previous Chapter Next Chapter

Study Materials

8th

8th - Mathematics

Direct and Inverse Proportions

Chapter Overview

The chapter 'Direct and Inverse Proportions' helps students understand relationships between two varying quantities. In direct proportion, as one quantity increases, the other increases as well. In inverse proportion, one quantity increases while the other decreases in such a way that their product remains constant.

Important Keywords

  • Direct Proportion: A relationship between two quantities such that their ratio remains constant.
  • Inverse Proportion: A relationship where the product of two quantities is constant.
  • Constant of Proportionality: The fixed value that relates two proportional quantities.
  • Variable: A symbol that represents a number in a relationship.

Detailed Notes

to view full chapter (Direct and Inverse Proportions - Detailed Notes) resources.