Keystones — Bedrock
Five GCSE retrieval questions · 10 September 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 4⁄9 + 3⁄9
Answer: 7⁄9 -
2. Algebra
Simplify: 8x + 6x
Answer: 14x -
3. Geometry
Find the area of a circle with radius 3cm
Answer: 28.27cm² -
4. Ratio
Simplify the ratio 8:4
Answer: 2:1 -
5. Statistics
Find the mean of: 6, 4, 5, 20
Answer: 8.75