Keystones — Bedrock

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

1. Number

9000

Answer: 9 × 10³
2. Algebra

Find the next term: 29, 31, 33, 35, ...

Answer: 37
3. Geometry

Opposite = 8cm, hypotenuse = 9.2cm. Find the angle

Answer: 60° (approximately)
4. Ratio

Simplify the ratio 10:15

Answer: 2:3
5. Statistics

Find the range of: 22, 10, 15, 10, 18

Answer: 12

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