Keystones — Bedrock
Five GCSE retrieval questions · 21 March 2024 · mathsvault.uk/keystones
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1. Number
Multiply: 30 × 2
Answer: 30 × 2 = 60 -
2. Algebra
Factorise: 12x + 32
Answer: 4(3x + 8) -
3. Geometry
Opposite = 12cm, hypotenuse = 24cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 6:24
Answer: 1:4 -
5. Statistics
Find the mean of: 12, 12, 6, 17
Answer: 11.75