Keystones — Bedrock
Five GCSE retrieval questions · 23 June 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 68 + 22
Answer: 68 + 22 = 90 -
2. Algebra
Expand: 9(x + 5)
Answer: 9x + 45 -
3. Geometry
Opposite = 11cm, hypotenuse = 22cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 20:8
Answer: 5:2 -
5. Statistics
Find the mean of: 6, 8, 6, 10
Answer: 7.5