Mathematics GCSE
Ratio notation for comparison
What Ratio notation for comparison means in Mathematics GCSE, as defined for AQA.
Definition of Ratio notation for comparison
Check what you remember
Read the wording for your board, then hide it and explain Ratio notation for comparison in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Ratio notation can compare lengths, areas or volumes directly, so a length ratio 1 : 3 gives an area ratio 1 : 9 and a volume ratio 1 : 27.
Topics that use Ratio notation for comparison
- Ratio, proportion and rates of change (AQA GCSE)
Related terms
- Algebraic rearrangement of compound-unit formulae
- Checking the reasonableness
- Chord versus tangent
- Comparing quantities of the same kind
- compound interest
- Compound Measure
- compound unit
- constant of proportionality
Using Ratio notation for comparison in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
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