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馃搻 Mathematics 10 minLesson 37 of 50
Understanding Direct Proportion
Direct proportion is essential for scaling recipes and calculating costs in shops.
What you will learn
- Two quantities are in direct proportion if their ratio remains constant.
- If one value doubles, the other must also double.
- The graph of a direct proportion relationship is a straight line passing through the origin.
GCSE Maths - What Does Directly Proportional Mean? (2026/27 exams)
Cognito 路 plays in StudyAI
Watch once, then work through the practice sheet.
Practice sheets
3 printable PDFs1
Recall drill
5 questions 路 write-in answer lines
2
Apply it
4 questions 路 write-in answer lines
3
Test yourself
4 questions 路 write-in answer lines
Interactive quiz
Question 1 of 1If 3 apples cost 60p, what do 6 apples cost?
