Keystones — Lintel

Five GCSE retrieval questions · 2 April 2022 · mathsvault.uk/keystones

1. Number

What is ∛64?

Answer: 4
2. Algebra

Solve: ^x⁄₃ = 3.6666666666667

Answer: x = 11
3. Geometry

Calculate the area of a circle with diameter 13cm

Answer: 132.73cm²
4. Ratio

Find 69% of 58

Answer: 40.02
5. Statistics

Calculate the mean of: 33, 26, 17, 34, 6, 43, 48, 21

Answer: 28.5

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