Keystones — Bedrock
Five GCSE retrieval questions · 30 July 2026 · mathsvault.uk/keystones
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1. Number
300000
Answer: 3 × 105 -
2. Algebra
Find the next term: 12, 17, 22, 27, ...
Answer: 32 -
3. Geometry
Opposite = 5cm, hypotenuse = 10cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 30:25
Answer: 6:5 -
5. Statistics
Find the mean of: 20, 5, 8, 7, 9
Answer: 9.8