Keystones — Bedrock
Five GCSE retrieval questions · 24 June 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 6.9 + 7.7
Answer: 6.9 + 7.7 = 14.6 -
2. Algebra
Find the next term: 8, 16, 24, 32, ...
Answer: 40 -
3. Geometry
Find the area of a circle with radius 9cm
Answer: 254.47cm² -
4. Ratio
Simplify the ratio 21:24
Answer: 7:8 -
5. Statistics
Find the mean of: 12, 12, 2, 12, 16
Answer: 10.8