Keystones — Bedrock

Five GCSE retrieval questions · 22 April 2024 · mathsvault.uk/keystones

1. Number

Calculate: ²⁄₇ + ³⁄₇

Answer: ⁵⁄₇
2. Algebra

Simplify: 8x + 4x

Answer: 12x
3. Geometry

Opposite = 12cm, hypotenuse = 13.9cm. Find the angle

Answer: 60° (approximately)
4. Ratio

Calculate 10% of 112

Answer: 11.2
5. Statistics

Find the mean of: 2, 11, 3, 10

Answer: 6.5

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