Keystones — Capstone
Five GCSE retrieval questions · 26 January 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 994 + 633
Answer: 1627 -
2. Algebra
Solve: x⁄4 = 6
Answer: x = 24 -
3. Geometry
Adjacent = 20cm, hypotenuse = 28cm. Find the angle
Answer: 44.4° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
A spinner has 5 red, 5 blue and 3 green sections. Probability of landing on red?
Answer: 5⁄13