Keystones — Bedrock
Five GCSE retrieval questions · 12 January 2024 · mathsvault.uk/keystones
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1. Number
Simplify: 83 × 84
Answer: 87 -
2. Algebra
Find the next term: 8, 13, 18, 23, ...
Answer: 28 -
3. Geometry
Find the area of a circle with radius 3cm
Answer: 28.27cm² -
4. Ratio
Simplify the ratio 21:12
Answer: 7:4 -
5. Statistics
Find the mean of: 4, 20, 15, 15, 10
Answer: 12.8