Keystones — Bedrock
Five GCSE retrieval questions · 16 November 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 43 + 73
Answer: 43 + 73 = 116 -
2. Algebra
Factorise: 12x + 36
Answer: 6(2x + 6) -
3. Geometry
Find the area of a right triangle with base 11cm and height 5cm
Answer: 27.5cm² -
4. Ratio
Simplify the ratio 16:24
Answer: 2:3 -
5. Statistics
Find the mean of: 5, 20, 3, 15
Answer: 10.75