Keystones — Bedrock
Five GCSE retrieval questions · 26 May 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 30 + 10
Answer: 30 + 10 = 40 -
2. Algebra
Find the next term: 14, 17, 20, 23, ...
Answer: 26 -
3. Geometry
Find the area of a right triangle with base 6cm and height 4cm
Answer: 12cm² -
4. Ratio
Simplify the ratio 30:15
Answer: 2:1 -
5. Statistics
Find the mean of: 18, 11, 11
Answer: 13.333333333333