Keystones — Bedrock
Five GCSE retrieval questions · 28 December 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 32 + 44
Answer: 32 + 44 = 76 -
2. Algebra
Factorise: 48x + 30
Answer: 6(8x + 5) -
3. Geometry
Find the area of a circle with radius 5cm
Answer: 78.54cm² -
4. Ratio
Simplify the ratio 40:15
Answer: 8:3 -
5. Statistics
Find the range of: 21, 18, 21, 10, 17
Answer: 11