Keystones — Bedrock
Five GCSE retrieval questions · 26 October 2024 · mathsvault.uk/keystones
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1. Number
Simplify: 43 × 43
Answer: 46 -
2. Algebra
Factorise: 4x + 6
Answer: 2(2x + 3) -
3. Geometry
Find the area of a circle with radius 8cm
Answer: 201.06cm² -
4. Ratio
Simplify the ratio 20:32
Answer: 5:8 -
5. Statistics
Find the mean of: 19, 16, 12, 2
Answer: 12.25