Keystones — Bedrock
Five GCSE retrieval questions · 6 November 2026 · mathsvault.uk/keystones
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1. Number Simplifying fractions
Simplify: 20⁄10
Answer: 4⁄2 -
2. Algebra Next term in a sequence
Find the next term: 12, 22, 32, 42, ...
Answer: 52 -
3. Geometry Properties of polygons
What is the sum of interior angles in a hexagon?
Answer: 720° -
4. Ratio Sharing in a ratio
Share 25 in the ratio 3:2
Answer: 15 and 10 -
5. Statistics Median
Find the median of: 19, 5, 19, 19, 17
Answer: 19