Keystones — Bedrock

Five GCSE retrieval questions · 3 November 2022 · mathsvault.uk/keystones

1. Number

Calculate: ⁶⁄₉ + ²⁄₉

Answer: ⁸⁄₉
2. Algebra

Find the next term: 26, 29, 32, 35, ...

Answer: 38
3. Geometry

Opposite = 12cm, hypotenuse = 24cm. Find the angle

Answer: 30° (approximately)
4. Ratio

Calculate 10% of 135

Answer: 13.5
5. Statistics

Find the mean of: 15, 16, 16, 3, 7

Answer: 11.4

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