Keystones — Bedrock
Five GCSE retrieval questions · 19 March 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 24 + 28
Answer: 24 + 28 = 52 -
2. Algebra
Simplify: 9x + 5x
Answer: 14x -
3. Geometry
Find the area of a circle with radius 4cm
Answer: 50.27cm² -
4. Ratio
Simplify the ratio 21:24
Answer: 7:8 -
5. Statistics
Find the range of: 20, 17, 14, 11, 21
Answer: 10