Keystones — Bedrock
Five GCSE retrieval questions · 11 June 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 22 + 26
Answer: 22 + 26 = 48 -
2. Algebra
Simplify: 3x + 6x
Answer: 9x -
3. Geometry
Opposite = 12cm, hypotenuse = 24cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Calculate 25% of 77
Answer: 19.25 -
5. Statistics
Find the mean of: 4, 18, 2, 11
Answer: 8.75