Keystones — Bedrock
Five GCSE retrieval questions · 11 May 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 5⁄11 + 4⁄11
Answer: 9⁄11 -
2. Algebra
Simplify: 2x + 8x
Answer: 10x -
3. Geometry
Find the area of a circle with radius 4cm
Answer: 50.27cm² -
4. Ratio
Calculate 10% of 81
Answer: 8.1 -
5. Statistics
Find the mean of: 5, 7, 15, 16, 9
Answer: 10.4