Keystones — Bedrock
Five GCSE retrieval questions · 4 November 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 8⁄10 + 1⁄10
Answer: 9⁄10 -
2. Algebra
Find the next term: 12, 19, 26, 33, ...
Answer: 40 -
3. Geometry
Opposite = 9cm, hypotenuse = 12.7cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Calculate 10% of 117
Answer: 11.7 -
5. Statistics
Find the range of: 26, 25, 28, 30, 19
Answer: 11