Keystones — Bedrock
Five GCSE retrieval questions · 17 June 2024 · mathsvault.uk/keystones
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1. Number
Calculate: -2 + (-9)
Answer: -11 -
2. Algebra
Simplify: 4x + 9x
Answer: 13x -
3. Geometry
Find the area of a circle with radius 6cm
Answer: 113.cm² -
4. Ratio
Simplify the ratio 16:24
Answer: 2:3 -
5. Statistics
Find the mean of: 6, 18, 19, 6
Answer: 12.25