Keystones — Lintel
Five GCSE retrieval questions · 2 October 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 535 + 230
Answer: 535 + 230 = 765 -
2. Algebra
Find the next term: 1, 2, 4, 7, ...
Answer: 11 -
3. Geometry
Opposite = 11cm, adjacent = 12cm. Calculate the angle
Answer: 42.5° -
4. Ratio
Simplify the ratio 3m:300cm
Answer: 1:100 -
5. Statistics
Find the range of: 16, 45, -18, 7, 27
Answer: 63