Keystones — Bedrock
Five GCSE retrieval questions · 12 March 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 65 + 70
Answer: 65 + 70 = 135 -
2. Algebra
Find the next term: 20, 26, 32, 38, ...
Answer: 44 -
3. Geometry
Opposite = 12cm, hypotenuse = 13.9cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Calculate 25% of 178
Answer: 44.5 -
5. Statistics
Find the mean of: 18, 11, 19, 18
Answer: 16.5