Keystones — Bedrock
Five GCSE retrieval questions · 25 January 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄7 + 3⁄7
Answer: 4⁄7 -
2. Algebra
Find the next term: 14, 21, 28, 35, ...
Answer: 42 -
3. Geometry
Opposite = 8cm, hypotenuse = 16cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 15:24
Answer: 5:8 -
5. Statistics
What is the probability of rolling a 1 on a fair die?
Answer: 1⁄6