Keystones — Bedrock
Five GCSE retrieval questions · 12 November 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 49 + 20
Answer: 49 + 20 = 69 -
2. Algebra
Factorise: 12x + 24
Answer: 4(3x + 6) -
3. Geometry
Convert 4 litres to ml
Answer: 4000ml -
4. Ratio
Simplify the ratio 16:24
Answer: 2:3 -
5. Statistics
Find the mean of: 19, 8, 8, 18, 8
Answer: 12.2