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Direct and Inverse Proportion

Direct and Inverse Proportion

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Question 10

The weight of a piece of wire (w w\,w grams) is directly proportional to its length (l l\,l cm).

w w\,w is given by the formula: w=30lw = 30lw=30l

Find the length of a wire weighing 75 grams.

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Markscheme

Direct and Inverse Proportion Questions

  1. IGCSE
  2. /Maths
  3. /Direct and Inverse Proportion

12 exam-style questions on Edexcel IGCSE Maths Direct and Inverse Proportion. Each one has a worked solution and a mark scheme showing where the marks go.

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