Keystones — Bedrock
Five GCSE retrieval questions · 16 January 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 24 + 32
Answer: 24 + 32 = 56 -
2. Algebra
Simplify: 3x + 4x
Answer: 7x -
3. Geometry
Opposite = 10cm, hypotenuse = 20cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 6:8
Answer: 3:4 -
5. Statistics
Find the mean of: 20, 10, 16, 5
Answer: 12.75