Keystones — Capstone
Five GCSE retrieval questions · 12 May 2026 · mathsvault.uk/keystones
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1. Number
If x3 = 64, what is x?
Answer: 4 -
2. Algebra
Solve: x⁄3 = 13
Answer: x = 39 -
3. Geometry
Adjacent = 30cm, hypotenuse = 49cm. Find the angle
Answer: 52.2° -
4. Ratio
Simplify the ratio 4m:400cm
Answer: 1:100 -
5. Statistics
A spinner has 2 red, 5 blue and 5 green sections. Probability of landing on red?
Answer: 1⁄6