Keystones — Bedrock
Five GCSE retrieval questions · 7 October 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 9 + 2.4
Answer: 9 + 2.4 = 11.4 -
2. Algebra
Solve: x + 12 = 26
Answer: x = 14 -
3. Geometry
Opposite = 7cm, hypotenuse = 14cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 35:10
Answer: 7:2 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2