Keystones — Bedrock
Five GCSE retrieval questions · 6 August 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 45 + 81
Answer: 45 + 81 = 126 -
2. Algebra
Find the next term: 15, 19, 23, 27, ...
Answer: 31 -
3. Geometry
Opposite = 12cm, hypotenuse = 13.9cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Calculate 50% of 127
Answer: 63.5 -
5. Statistics
Find the range of: 32, 38, 29, 23, 17
Answer: 21