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Compound Interest and Depreciation

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Question 5
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Sarah purchased a high-end professional laptop. Every year the laptop depreciates in value by 20%.

Work out the number of years it takes for the laptop to half in value.

[3]
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Compound Interest and Depreciation Questions

  1. GCSE
  2. /Maths
  3. /Compound Interest and Depreciation

161 exam-style questions on Edexcel GCSE Maths Compound Interest and Depreciation. Each one has a worked solution and a mark scheme showing where the marks go.

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