Keystones — Bedrock
Five GCSE retrieval questions · 21 April 2026 · mathsvault.uk/keystones
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1. Number Simplifying fractions
Simplify: 20⁄20
Answer: 4⁄4 -
2. Algebra Next term in a sequence
Find the next term: 10, 16, 22, 28, ...
Answer: 34 -
3. Geometry Properties of polygons
What is the sum of interior angles in a quadrilateral?
Answer: 360° -
4. Ratio Sharing in a ratio
Share 50 in the ratio 1:4
Answer: 10 and 40 -
5. Statistics Median
Find the median of: 16, 20, 5, 13, 7
Answer: 13