Keystones — Lintel

Five GCSE retrieval questions · 31 December 2023 · mathsvault.uk/keystones

1. Number

Add: ⁶⁄₈ + ¹⁄₆

Answer: ¹¹⁄₁₂
2. Algebra

Solve: 4x = 12

Answer: x = 3
3. Geometry

Opposite = 10cm, adjacent = 11cm. Calculate the angle

Answer: 42.3°
4. Ratio

Simplify: 8:8:12

Answer: 2:2:3
5. Statistics

Calculate the mean of: 47, 12, 38, 34, 5, 32, 5

Answer: 24.7

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