Keystones — Bedrock
Five GCSE retrieval questions · 29 March 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 43 + 15
Answer: 43 + 15 = 58 -
2. Algebra
Solve: x + 2 = 10
Answer: x = 8 -
3. Geometry
Opposite = 10cm, hypotenuse = 14.cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 21:24
Answer: 7:8 -
5. Statistics
Find the mean of: 12, 11, 2, 11, 3
Answer: 7.8