Keystones — Lintel

Five GCSE retrieval questions · 3 January 2025 · mathsvault.uk/keystones

1. Number

Add: ⁴⁄₈ + ¹⁄₃

Answer: ⁵⁄₆
2. Algebra

Solve: ^x⁄₈ = 2.75

Answer: x = 22
3. Geometry

Opposite = 9cm, adjacent = 16cm. Calculate the angle

Answer: 29.4°
4. Ratio

Find 58% of 403

Answer: 233.74
5. Statistics

Calculate the mean of: 28, 34, 41, 26, 48, 46

Answer: 37.2

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