Keystones — Bedrock
Five GCSE retrieval questions · 6 November 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 5.9 + 1.4
Answer: 5.9 + 1.4 = 7.3 -
2. Algebra
Factorise: 18x + 48
Answer: 6(3x + 8) -
3. Geometry
Opposite = 10cm, hypotenuse = 14.cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 32:8
Answer: 4:1 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2