Keystones — Bedrock
Five GCSE retrieval questions · 23 October 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 6 + 8
Answer: 14 -
2. Algebra
Factorise: 14x + 6
Answer: 2(7x + 3) -
3. Geometry
Opposite = 12cm, hypotenuse = 24cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 18:21
Answer: 6:7 -
5. Statistics
Find the mean of: 13, 15, 8
Answer: 12