GCSE · Ratio

Combining and relating ratiosExam-style questions

How to link two ratios that share a quantity into one three-part ratio, and how ratios connect to fractions and to the "1 : n" form.

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16 questions · GCSE (Higher) level · mark scheme and worked solution on each · no sign-up to try

DifficultyAllLevel 1Level 2Level 4Level 5
  1. 1
    a:b=2:3a : b = 2 : 3 and b:c=3:5b : c = 3 : 5. Write a:b:ca : b : c.
    Level 1 · 1 markTry it
  2. 2
    p:q=3:4p : q = 3 : 4. Write pp as a fraction of the total of pp and qq.
    Level 1 · 1 markTry it