Keystones — Capstone
Five GCSE retrieval questions · 15 August 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄4 + 2⁄3 + 4⁄6
Answer: 19⁄12 -
2. Algebra
Solve: x⁄6 = 2
Answer: x = 12 -
3. Geometry
Adjacent = 24cm, hypotenuse = 34cm. Find the angle
Answer: 45.1° -
4. Ratio
Simplify the ratio 8m:800cm
Answer: 1:100 -
5. Statistics
A spinner has 3 red, 4 blue and 5 green sections. Probability of landing on red?
Answer: 1⁄4