Keystones — Bedrock

Five GCSE retrieval questions · 14 August 2025 · mathsvault.uk/keystones

1. Number

Calculate: ³⁄₇ + ³⁄₇

Answer: ⁶⁄₇
2. Algebra

Find the next term: 11, 18, 25, 32, ...

Answer: 39
3. Geometry

Opposite = 8cm, hypotenuse = 9.2cm. Find the angle

Answer: 60° (approximately)
4. Ratio

Simplify the ratio 24:8

Answer: 3:1
5. Statistics

Find the mean of: 17, 3, 2, 9, 13

Answer: 8.8

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