Keystones — Bedrock
Five GCSE retrieval questions · 3 January 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 7⁄11 + 1⁄11
Answer: 8⁄11 -
2. Algebra
Find the next term: 13, 18, 23, 28, ...
Answer: 33 -
3. Geometry
Find the area of a right triangle with base 6cm and height 4cm
Answer: 12cm² -
4. Ratio
Calculate 10% of 155
Answer: 15.5 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2