Keystones — Bedrock
Five GCSE retrieval questions · 12 January 2026 · mathsvault.uk/keystones
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1. Number Simplifying fractions
Simplify: 10⁄4
Answer: 5⁄2 -
2. Algebra Next term in a sequence
Find the next term: 30, 35, 40, 45, ...
Answer: 50 -
3. Geometry Properties of polygons
What is the sum of interior angles in a triangle?
Answer: 180° -
4. Ratio Sharing in a ratio
Share 33 in the ratio 1:2
Answer: 11 and 22 -
5. Statistics Median
Find the median of: 6, 11, 20, 19, 5
Answer: 11