Keystones — Capstone
Five GCSE retrieval questions · 23 May 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄3 + 1⁄2 + 1⁄4
Answer: 13⁄12 -
2. Algebra
Simplify: 5x - 3x + 4y - 3y
Answer: 2x + y -
3. Geometry
Adjacent = 13cm, hypotenuse = 32cm. Find the angle
Answer: 66° -
4. Ratio
Simplify the ratio 4m:400cm
Answer: 1:100 -
5. Statistics
A spinner has 5 red, 4 blue and 3 green sections. Probability of landing on red?
Answer: 5⁄12