Keystones — Capstone
Five GCSE retrieval questions · 16 July 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄4 + 1⁄2 + 3⁄4
Answer: 3⁄2 -
2. Algebra
Solve: x⁄8 = 3.625
Answer: x = 29 -
3. Geometry
Adjacent = 13cm, hypotenuse = 29cm. Find the angle
Answer: 63.4° -
4. Ratio
Simplify the ratio 6m:600cm
Answer: 1:100 -
5. Statistics
A spinner has 4 red, 6 blue and 4 green sections. Probability of landing on red?
Answer: 2⁄7