Keystones — Bedrock
Five GCSE retrieval questions · 26 April 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 91 + 66
Answer: 91 + 66 = 157 -
2. Algebra
Find the next term: 29, 34, 39, 44, ...
Answer: 49 -
3. Geometry
Opposite = 15cm, hypotenuse = 30cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 12:20
Answer: 3:5 -
5. Statistics
Find the mean of: 10, 13, 14, 9, 15
Answer: 12.2