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Writing a Ratio as a Fraction or Linear Function

Writing a Ratio as a Fraction or Linear Function

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Question 3
35%

A builder is mixing mortar by combining cement (x x\,x kg) and sand (y y\,y kg) in the ratio 2:72:72:7.

a.

Use this information to draw a graph showing the relationship between the amount of cement and the amount of sand used.

A blank coordinate grid for drawing a graph.

[2]
b.

The builder decides to use 40 kg of sand. Use your graph to work out how much cement he should use.

[2]
Markscheme

Writing a Ratio as a Fraction or Linear Function Questions

  1. GCSE
  2. /Maths
  3. /Writing a Ratio as a Fraction or Linear Function

60 exam-style questions on AQA GCSE Maths Writing a Ratio as a Fraction or Linear Function. Each one has a worked solution and a mark scheme showing where the marks go.

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