Keystones — Bedrock
Five GCSE retrieval questions · 14 April 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 36 + 95
Answer: 36 + 95 = 131 -
2. Algebra
Factorise: 16x + 12
Answer: 4(4x + 3) -
3. Geometry
Opposite = 8cm, hypotenuse = 16cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 12:16
Answer: 3:4 -
5. Statistics
Find the mean of: 3, 4, 19, 14, 16
Answer: 11.2