Keystones — Capstone
Five GCSE retrieval questions · 19 January 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 998 + 784
Answer: 1782 -
2. Algebra
Solve: x⁄4 = 4.75
Answer: x = 19 -
3. Geometry
Adjacent = 18cm, hypotenuse = 36cm. Find the angle
Answer: 60° -
4. Ratio
Simplify the ratio 3m:300cm
Answer: 1:100 -
5. Statistics
A spinner has 6 red, 3 blue and 3 green sections. Probability of landing on red?
Answer: 1⁄2