Keystones — Bedrock
Five GCSE retrieval questions · 27 January 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄5 + 1⁄5
Answer: 2⁄5 -
2. Algebra
Find the next term: 7, 10, 13, 16, ...
Answer: 19 -
3. Geometry
Opposite = 9cm, hypotenuse = 10.4cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
In ratio 7:2, the difference between shares is 55. What are the shares?
Answer: 77 and 22 -
5. Statistics
Find the mean of: 19, 17, 18
Answer: 18