Keystones — Capstone
Five GCSE retrieval questions · 24 February 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 991 + 860
Answer: 1851 -
2. Algebra
Solve: x⁄8 = 3.5
Answer: x = 28 -
3. Geometry
Adjacent = 29cm, hypotenuse = 47cm. Find the angle
Answer: 51.9° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
A spinner has 4 red, 6 blue and 3 green sections. Probability of landing on red?
Answer: 4⁄13