Keystones — Bedrock
Five GCSE retrieval questions · 8 October 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 79 + 46
Answer: 79 + 46 = 125 -
2. Algebra
Solve: x + 11 = 20
Answer: x = 9 -
3. Geometry
Find the area of a circle with radius 3cm
Answer: 28.27cm² -
4. Ratio
Simplify the ratio 24:12
Answer: 2:1 -
5. Statistics
Find the mean of: 10, 8, 11
Answer: 9.6666666666667