Keystones — Capstone
Five GCSE retrieval questions · 17 July 2025 · 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
Find the next term: 1, 2, 4, 7, ...
Answer: 11 -
3. Geometry
Adjacent = 18cm, hypotenuse = 23cm. Find the angle
Answer: 38.5° -
4. Ratio
Calculate 16.7% of 878
Answer: 146.63 -
5. Statistics
A spinner has 5 red, 5 blue and 3 green sections. Probability of landing on red?
Answer: 5⁄13