Keystones — Bedrock
Five GCSE retrieval questions · 30 December 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 30 + 25
Answer: 30 + 25 = 55 -
2. Algebra
Find the next term: 25, 29, 33, 37, ...
Answer: 41 -
3. Geometry
Find the area of a circle with radius 8cm
Answer: 201.06cm² -
4. Ratio
Simplify the ratio 35:40
Answer: 7:8 -
5. Statistics
Find the mean of: 16, 19, 13
Answer: 16