Keystones — Bedrock
Five GCSE retrieval questions · 3 June 2021 · mathsvault.uk/keystones
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1. Number
800000
Answer: 8 × 105 -
2. Algebra
Factorise: 12x + 14
Answer: 2(6x + 7) -
3. Geometry
Opposite = 11cm, hypotenuse = 22cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 32:12
Answer: 8:3 -
5. Statistics
Find the mean of: 2, 6, 4
Answer: 4