Keystones — Cornerstone

Five GCSE retrieval questions · 21 March 2025 · mathsvault.uk/keystones

1. Number

Calculate: ⁴⁄₁₀ + ³⁄₁₀

Answer: ⁷⁄₁₀
2. Algebra

Find the next term: 25, 29, 33, 37, ...

Answer: 41
3. Geometry

Opposite = 11cm, adjacent = 17cm. Calculate the angle

Answer: 32.9°
4. Ratio

Find 32% of 201

Answer: 64.32
5. Statistics

Find the mean of: 3, 14, 16, 20, 5

Answer: 11.6

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