Keystones — Bedrock
Five GCSE retrieval questions · 25 September 2025 · mathsvault.uk/keystones
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1. Number
7000
Answer: 7 × 103 -
2. Algebra
Find the next term: 25, 31, 37, 43, ...
Answer: 49 -
3. Geometry
Find the area of a circle with radius 10cm
Answer: 314.16cm² -
4. Ratio
Simplify the ratio 6:12
Answer: 1:2 -
5. Statistics
What is the probability of rolling a 4 on a fair die?
Answer: 1⁄6