Keystones — Capstone
Five GCSE retrieval questions · 14 May 2026 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 105. What are the numbers?
Answer: 34, 35, and 36 -
2. Algebra
Solve: x⁄2 = 10
Answer: x = 20 -
3. Geometry
Adjacent = 24cm, hypotenuse = 33cm. Find the angle
Answer: 43.3° -
4. Ratio
Simplify the ratio 3m:300cm
Answer: 1:100 -
5. Statistics
A spinner has 2 red, 3 blue and 6 green sections. Probability of landing on red?
Answer: 2⁄11