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Henry Park 2025 P6 Maths Prelim — Paper 1 Booklet A Q12 Solution

Paper 1 Booklet A · Q12 · 2 marks · Percentage

Question

At a clearance sale, all items are sold at 40% discount. A customer gets 50% discount when he pays by cash. What is the percentage increase in the discount given when a customer pays by cash?
Answer: 3

Worked solution

  1. \text{Increase in discount} = 50\% - 40\% = 10 \text{ percentage points}
  2. \text{Percentage increase} = \tfrac{10}{40} \times 100\% = 25\%

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