Keystones — Bedrock
Five GCSE retrieval questions · 22 October 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 28 + 32
Answer: 28 + 32 = 60 -
2. Algebra
Factorise: 48x + 36
Answer: 6(8x + 6) -
3. Geometry
Opposite = 14cm, hypotenuse = 28cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 12:6
Answer: 2:1 -
5. Statistics
Find the mean of: 12, 4, 20
Answer: 12