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Gyaan Maths
CBSE · Class 6-12
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Back to Proportional Reasoning-1
Class 8 · Ganita Prakash · Unit 7: Proportional Reasoning-1
Unitary Method
Lesson 2 of 3
10 books cost ₹200. 1 book: ₹20. 15 books: ₹300. Always find per-unit rate first.
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Working with Ratios
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Direct Variation Recognition
All lessons in this unit
1. Working with Ratios
2. Unitary Method
3. Direct Variation Recognition