Keystones — Bedrock
Five GCSE retrieval questions · 15 November 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 8.6 + 7.8
Answer: 8.6 + 7.8 = 16.4 -
2. Algebra
Find the next term: 25, 35, 45, 55, ...
Answer: 65 -
3. Geometry
Opposite = 13cm, hypotenuse = 26cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Calculate 25% of 177
Answer: 44.25 -
5. Statistics
Find the mean of: 3, 3, 12, 11
Answer: 7.25