Keystones — Bedrock
Five GCSE retrieval questions · 20 September 2026 · mathsvault.uk/keystones
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1. Number Simplifying fractions
Simplify: 12⁄15
Answer: 4⁄5 -
2. Algebra Next term in a sequence
Find the next term: 8, 15, 22, 29, ...
Answer: 36 -
3. Geometry Properties of polygons
What is the sum of interior angles in a triangle?
Answer: 180° -
4. Ratio Sharing in a ratio
Share 70 in the ratio 3:4
Answer: 30 and 40 -
5. Statistics Median
Find the median of: 19, 14, 14, 5, 10
Answer: 14