Keystones — Bedrock
Five GCSE retrieval questions · 27 June 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 4⁄6 + 1⁄6
Answer: 5⁄6 -
2. Algebra
Solve: x + 5 = 15
Answer: x = 10 -
3. Geometry
Opposite = 15cm, hypotenuse = 17.3cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Calculate 10% of 136
Answer: 13.6 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2