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0580/12 May/Jun 2022, Question 14: Ratios in Simplest Form

Cambridge IGCSE Mathematics 0580 · Paper 12 (Core) · Calculator · 2 marks

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The question, in short

Simplify the ratio 5 × 10⁻¹ : 2 : 3 × 10¹ to its simplest form.

Summarised in our own words. Use the official paper for the exact wording and any diagrams.

Solution · 2 marks

  1. 15 × 10⁻¹ = 0.5 and 3 × 10¹ = 30
  2. 20.5 : 2 : 30
  3. 3Multiply by 2: 1 : 4 : 60

Answer1 : 4 : 60

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