Keystones — Lintel
Five GCSE retrieval questions · 2 February 2026 · mathsvault.uk/keystones
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1. Number
Find the total of 169, 212, and 127
Answer: 508 -
2. Algebra
Solve: 3x = 42
Answer: x = 14 -
3. Geometry
Adjacent = 29cm, hypotenuse = 44cm. Find the angle
Answer: 48.8° -
4. Ratio
Find 66% of 417
Answer: 275.22 -
5. Statistics
Calculate the mean of: 31, 29, 47, 48, 6, 38
Answer: 33.2