Keystones — Capstone
Five GCSE retrieval questions · 5 August 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄2 + 1⁄2 + 3⁄5
Answer: 8⁄5 -
2. Algebra
Expand: 8(8x - 3)
Answer: 64x - 24 -
3. Geometry
Adjacent = 29cm, hypotenuse = 41cm. Find the angle
Answer: 45° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
A spinner has 4 red, 2 blue and 4 green sections. Probability of landing on red?
Answer: 2⁄5