Keystones — Capstone
Five GCSE retrieval questions · 1 August 2026 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 132. What are the numbers?
Answer: 43, 44, and 45 -
2. Algebra
Solve: x⁄4 = 7.25
Answer: x = 29 -
3. Geometry
Adjacent = 18cm, hypotenuse = 25cm. Find the angle
Answer: 43.9° -
4. Ratio
Calculate 10.9% of 465
Answer: 50.69 -
5. Statistics
A spinner has 6 red, 2 blue and 6 green sections. Probability of landing on red?
Answer: 3⁄7