Keystones — Bedrock

Five GCSE retrieval questions · 29 September 2023 · mathsvault.uk/keystones

1. Number

Calculate: ⁸⁄₁₀ + ¹⁄₁₀

Answer: ⁹⁄₁₀
2. Algebra

Find the next term: 8, 17, 26, 35, ...

Answer: 44
3. Geometry

Opposite = 9cm, hypotenuse = 18cm. Find the angle

Answer: 30° (approximately)
4. Ratio

Simplify the ratio 6:8

Answer: 3:4
5. Statistics

Find the range of: 46, 35, 19, 22, 19

Answer: 27

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