Keystones — Lintel

Five GCSE retrieval questions · 14 May 2024 · mathsvault.uk/keystones

1. Number

Calculate: 994 + 681

Answer: 1675
2. Algebra

Solve: ^x⁄₄ = 4

Answer: x = 16
3. Geometry

Adjacent = 12cm, hypotenuse = 23cm. Find the angle

Answer: 58.6°
4. Ratio

Calculate 30% of 305

Answer: 91.5
5. Statistics

Calculate the mean of: 7, 6, 32, 36, 46, 44, 17, 28

Answer: 27

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