Keystones — Capstone
Five GCSE retrieval questions · 9 June 2025 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 126. What are the numbers?
Answer: 41, 42, and 43 -
2. Algebra
Find the next term: 1, 3, 7, 13, ...
Answer: 21 -
3. Geometry
Adjacent = 13cm, hypotenuse = 32cm. Find the angle
Answer: 66° -
4. Ratio
Simplify the ratio 6m:600cm
Answer: 1:100 -
5. Statistics
A spinner has 4 red, 3 blue and 3 green sections. Probability of landing on red?
Answer: 2⁄5