Keystones — Bedrock

Five GCSE retrieval questions · 5 October 2023 · mathsvault.uk/keystones

1. Number

8000

Answer: 8 × 10³
2. Algebra

Find the next term: 14, 22, 30, 38, ...

Answer: 46
3. Geometry

Opposite = 5cm, hypotenuse = 5.8cm. Find the angle

Answer: 60° (approximately)
4. Ratio

Simplify the ratio 12:15

Answer: 4:5
5. Statistics

Find the range of: 10, 16, 5, 14, 11

Answer: 11

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