Keystones — Bedrock
Five GCSE retrieval questions · 10 January 2025 · mathsvault.uk/keystones
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1. Number
Calculate: -4 + 9
Answer: 5 -
2. Algebra
Find the next term: 19, 29, 39, 49, ...
Answer: 59 -
3. Geometry
Opposite = 7cm, hypotenuse = 8.cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 4:16
Answer: 1:4 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2