Keystones — Capstone
Five GCSE retrieval questions · 27 March 2026 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 135. What are the numbers?
Answer: 44, 45, and 46 -
2. Algebra
Solve: x⁄7 = 1.8571428571429
Answer: x = 13 -
3. Geometry
Adjacent = 18cm, hypotenuse = 26cm. Find the angle
Answer: 46.2° -
4. Ratio
Calculate 27% of 903
Answer: 243.81 -
5. Statistics
A spinner has 2 red, 2 blue and 4 green sections. Probability of landing on red?
Answer: 1⁄4