Keystones — Bedrock
Five GCSE retrieval questions · 16 July 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 25 + 37
Answer: 25 + 37 = 62 -
2. Algebra
Simplify: 8x + 2x
Answer: 10x -
3. Geometry
Opposite = 9cm, hypotenuse = 10.4cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Calculate 10% of 57
Answer: 5.7 -
5. Statistics
Find the mean of: 8, 3, 11, 15
Answer: 9.25