0580/22 Oct/Nov 2025, Question 4: Percentage Increases and Decreases
Cambridge IGCSE Mathematics 0580 · Paper 22 (Extended) · Non-calculator · 2 marks
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The question, in short
A computer priced at $560 is reduced by 20% in a sale; find its sale price.
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Solution · 2 marks
- 1A 20% reduction leaves 100 − 20 = 80% of the price.
- 2Sale price = 560 × 0.8 = $448
Answer448
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