Keystones — Bedrock
Five GCSE retrieval questions · 12 October 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 45 + 81
Answer: 45 + 81 = 126 -
2. Algebra
Simplify: 8x + 8x
Answer: 16x -
3. Geometry
Find the area of a circle with radius 6cm
Answer: 113.cm² -
4. Ratio
Simplify the ratio 35:10
Answer: 7:2 -
5. Statistics
Find the mean of: 16, 4, 13, 13
Answer: 11.5