Keystones — Bedrock
Five GCSE retrieval questions · 21 November 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 43 + 29
Answer: 43 + 29 = 72 -
2. Algebra
Find the midpoint of (4, 7) and (16, 16)
Answer: (10, 11.5) -
3. Geometry
Opposite = 11cm, hypotenuse = 12.7cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 16:32
Answer: 1:2 -
5. Statistics
Find the mean of: 19, 8, 10
Answer: 12.333333333333