Keystones — Bedrock
Five GCSE retrieval questions · 1 March 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 2⁄7 + 4⁄7
Answer: 6⁄7 -
2. Algebra
Solve: x + 7 = 20
Answer: x = 13 -
3. Geometry
Find the area of a circle with radius 9cm
Answer: 254.47cm² -
4. Ratio
Simplify the ratio 6:9
Answer: 2:3 -
5. Statistics
Find the mean of: 9, 10, 6, 12
Answer: 9.25