Keystones — Bedrock
Five GCSE retrieval questions · 18 June 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 82 + 89
Answer: 82 + 89 = 171 -
2. Algebra
Find the next term: 16, 20, 24, 28, ...
Answer: 32 -
3. Geometry
Opposite = 7cm, hypotenuse = 9.9cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 10:40
Answer: 1:4 -
5. Statistics
Find the mean of: 4, 10, 15, 2
Answer: 7.75