Keystones — Bedrock
Five GCSE retrieval questions · 25 July 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 3⁄7 + 1⁄7
Answer: 4⁄7 -
2. Algebra
Simplify: 7x + 6x
Answer: 13x -
3. Geometry
Find the area of a circle with radius 7cm
Answer: 153.94cm² -
4. Ratio
Calculate 25% of 31
Answer: 7.75 -
5. Statistics
Find the mean of: 14, 15, 20
Answer: 16.333333333333