Keystones — Bedrock
Five GCSE retrieval questions · 17 April 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 8.7 + 9.1
Answer: 8.7 + 9.1 = 17.8 -
2. Algebra
Find the next term: 22, 29, 36, 43, ...
Answer: 50 -
3. Geometry
Opposite = 8cm, hypotenuse = 11.3cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 12:16
Answer: 3:4 -
5. Statistics
Find the median of: 9, 11, 20, 20, 12
Answer: 12