Keystones — Bedrock
Five GCSE retrieval questions · 29 December 2025 · mathsvault.uk/keystones
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1. Number
6000
Answer: 6 × 103 -
2. Algebra
Find the next term: 22, 30, 38, 46, ...
Answer: 54 -
3. Geometry
Find the area of a circle with radius 10cm
Answer: 314.16cm² -
4. Ratio
Simplify the ratio 20:8
Answer: 5:2 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2