Keystones — Cornerstone
Five GCSE retrieval questions · 12 August 2025 · mathsvault.uk/keystones
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1. Number
Find the total of 179, 125, and 120
Answer: 424 -
2. Algebra
Find the next term: 24, 32, 40, 48, ...
Answer: 56 -
3. Geometry
Opposite = 13cm, adjacent = 14cm. Calculate the angle
Answer: 42.9° -
4. Ratio
Simplify: 12:16:16
Answer: 3:4:4 -
5. Statistics
Find the mean of: 4, 8, 2
Answer: 4.6666666666667