Keystones — Lintel

Five GCSE retrieval questions · 26 March 2025 · mathsvault.uk/keystones

1. Number

Calculate: 996 + 598

Answer: 1594
2. Algebra

Solve: ^x⁄₆ = 4.3333333333333

Answer: x = 26
3. Geometry

Adjacent = 23cm, hypotenuse = 32cm. Find the angle

Answer: 44°
4. Ratio

Calculate 30.8% of 985

Answer: 303.38
5. Statistics

Find the range of: 21, -10, -8, 8, -10

Answer: 31

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