Keystones — Bedrock
Five GCSE retrieval questions · 13 April 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 17 + 49
Answer: 17 + 49 = 66 -
2. Algebra
Solve: x + 5 = 17
Answer: x = 12 -
3. Geometry
Opposite = 11cm, hypotenuse = 15.6cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 16:24
Answer: 2:3 -
5. Statistics
What is the probability of rolling a 5 on a fair die?
Answer: 1⁄6