Keystones — Bedrock
Five GCSE retrieval questions · 24 February 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 34 + 26
Answer: 34 + 26 = 60 -
2. Algebra
Factorise: 16x + 12
Answer: 4(4x + 3) -
3. Geometry
Opposite = 9cm, hypotenuse = 18cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 32:8
Answer: 4:1 -
5. Statistics
Find the mean of: 2, 20, 7, 11, 10
Answer: 10