Keystones — Lintel

Five GCSE retrieval questions · 27 May 2023 · mathsvault.uk/keystones

1. Number

Add: ³⁄₄ + ²⁄₃

Answer: ¹⁷⁄₁₂
2. Algebra

Solve: ^x⁄₆ = 6

Answer: x = 36
3. Geometry

Opposite = 19cm, adjacent = 17cm. Calculate the angle

Answer: 48.2°
4. Ratio

Find 48% of 377

Answer: 180.96
5. Statistics

Find the range of: -13, 6, 38, 28, -2

Answer: 51

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