Keystones — Bedrock
Five GCSE retrieval questions · 27 July 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄9 + 2⁄9
Answer: 1⁄3 -
2. Algebra
Expand: 4(x + 6)
Answer: 4x + 24 -
3. Geometry
Opposite = 10cm, hypotenuse = 11.5cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 21:9
Answer: 7:3 -
5. Statistics
What is the probability of rolling a 3 on a fair die?
Answer: 1⁄6