Keystones — Bedrock
Five GCSE retrieval questions · 29 June 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 4.2 + 3
Answer: 4.2 + 3 = 7.2 -
2. Algebra
Simplify: 8x + 6x
Answer: 14x -
3. Geometry
Find the area of a circle with radius 3cm
Answer: 28.27cm² -
4. Ratio
Simplify the ratio 30:10
Answer: 3:1 -
5. Statistics
Find the mean of: 15, 17, 6
Answer: 12.666666666667