Keystones — Capstone
Five GCSE retrieval questions · 8 April 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⁄6 = 4
Answer: x = 24 -
3. Geometry
Adjacent = 21cm, hypotenuse = 29cm. Find the angle
Answer: 43.6° -
4. Ratio
Simplify the ratio 7m:700cm
Answer: 1:100 -
5. Statistics
A spinner has 4 red, 2 blue and 2 green sections. Probability of landing on red?
Answer: 1⁄2