Keystones — Lintel

Five GCSE retrieval questions · 17 October 2024 · mathsvault.uk/keystones

1. Number

Calculate: 506 + 848

Answer: 506 + 848 = 1354
2. Algebra

Solve: ^x⁄₅ = 4.4

Answer: x = 22
3. Geometry

Calculate the area of a circle with diameter 21cm

Answer: 346.36cm²
4. Ratio

Calculate 46.3% of 828

Answer: 383.36
5. Statistics

Find the range of: 5, 32, -29, -19, 46

Answer: 75

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