Keystones — Bedrock
Five GCSE retrieval questions · 29 April 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 3⁄7 + 2⁄7
Answer: 5⁄7 -
2. Algebra
Simplify: 4x + 9x
Answer: 13x -
3. Geometry
Opposite = 10cm, hypotenuse = 11.5cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Calculate 10% of 49
Answer: 4.9 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2