Keystones — Bedrock
Five GCSE retrieval questions · 1 November 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 27 + 24
Answer: 27 + 24 = 51 -
2. Algebra
Solve: x + 14 = 26
Answer: x = 12 -
3. Geometry
Find the area of a circle with radius 9cm
Answer: 254.47cm² -
4. Ratio
Simplify the ratio 20:35
Answer: 4:7 -
5. Statistics
Find the mean of: 15, 7, 15
Answer: 12.333333333333