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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 79

In a cinema the ratio of adults to children is 2:1 The children are all either boys or girls. The ratio of boys to girls is 4:5

a.

What fraction of all the people in the cinema are girls?

[3]
b.

Hence work out what fraction of all the people in the cinema are boys.

[1]
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

222 exam-style questions on OCR 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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