Chapter 19 • Class 8 Mathematics
Ratio, Proportion and Percentages
Free Grade 8 Maths study material on Ratio, Proportion and Percentages with diagrams, examples and online tests. Learn with Vidaara.
Study by topic — one focused page each
1
Ratios and Equivalent Ratios
What is a Ratio? A ratio is a comparison of two quantities of the same kind, showing how many times one quantity contains the other. It is written as …
Start this topic → 2Direct Proportion and Unitary Method
What is Direct Proportion? Two quantities are in direct proportion if they increase or decrease together in the same ratio. When one quantity doubles,…
Start this topic → 3Scale Drawings and Applications
What is a Scale Drawing? A scale drawing is a drawing that represents a real object with all lengths reduced or enlarged proportionally. The scale is …
Start this topic →Chapter-wide tests
Online Test
10 MCQ • 15 min
IMO / Olympiad Practice
Olympiad level • 15 min
📝 Full Chapter Test (Download & Print)
35 marks • 75 min • with answer key