Keystones — Cornerstone
Five GCSE retrieval questions · 23 February 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 29 + 65
Answer: 29 + 65 = 94 -
2. Algebra
Find the next term: 22, 32, 42, 52, ...
Answer: 62 -
3. Geometry
Opposite = 10cm, adjacent = 13cm. Calculate the angle
Answer: 37.6° -
4. Ratio
Simplify the ratio 18:15
Answer: 6:5 -
5. Statistics
Calculate the mean of: 45, 17, 45, 34, 17, 6, 21, 46
Answer: 28.9