Keystones — Capstone
Five GCSE retrieval questions · 14 April 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄3 + 1⁄4 + 1⁄2
Answer: 13⁄12 -
2. Algebra
Simplify: 9x - 8x + 7y - 5y
Answer: x + 2y -
3. Geometry
Find the distance between (-7, 1) and (7, 9)
Answer: 16.12 -
4. Ratio
Simplify the ratio 6m:600cm
Answer: 1:100 -
5. Statistics
A spinner has 4 red, 6 blue and 2 green sections. Probability of landing on red?
Answer: 1⁄3