Keystones — Bedrock

Five GCSE retrieval questions · 26 May 2026 · mathsvault.uk/keystones

1. Number

Calculate: ³⁄₅ + ¹⁄₅

Answer: ⁴⁄₅
2. Algebra

Find the next term: 15, 20, 25, 30, ...

Answer: 35
3. Geometry

Opposite = 11cm, hypotenuse = 12.7cm. Find the angle

Answer: 60° (approximately)
4. Ratio

Calculate 50% of 67

Answer: 33.5
5. Statistics

Find the range of: 20, 15, 30, 17, 16

Answer: 15

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