Keystones — Bedrock

Five GCSE retrieval questions · 13 June 2025 · mathsvault.uk/keystones

1. Number

Calculate: ⁴⁄₇ + ¹⁄₇

Answer: ⁵⁄₇
2. Algebra

Solve: x + 5 = 12

Answer: x = 7
3. Geometry

Opposite = 7cm, hypotenuse = 9.9cm. Find the angle

Answer: 45° (approximately)
4. Ratio

Simplify the ratio 14:16

Answer: 7:8
5. Statistics

Find the mean of: 13, 15, 9, 10, 4

Answer: 10.2

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