Keystones — Bedrock
Five GCSE retrieval questions · 10 July 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 2⁄8 + 2⁄8
Answer: 1⁄2 -
2. Algebra
Solve: x + 9 = 27
Answer: x = 18 -
3. Geometry
Opposite = 9cm, hypotenuse = 10.4cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 9:6
Answer: 3:2 -
5. Statistics
Find the mean of: 11, 17, 12, 12
Answer: 13