Keystones — Bedrock
Five GCSE retrieval questions · 20 July 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 19 + 35
Answer: 19 + 35 = 54 -
2. Algebra
Find the next term: 18, 24, 30, 36, ...
Answer: 42 -
3. Geometry
Opposite = 12cm, hypotenuse = 24cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 20:32
Answer: 5:8 -
5. Statistics
Find the mean of: 10, 20, 16, 8
Answer: 13.5