Keystones — Capstone
Five GCSE retrieval questions · 7 August 2025 · 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⁄7 = 4.2857142857143
Answer: x = 30 -
3. Geometry
Adjacent = 16cm, hypotenuse = 35cm. Find the angle
Answer: 62.8° -
4. Ratio
Simplify the ratio 7m:700cm
Answer: 1:100 -
5. Statistics
A spinner has 5 red, 4 blue and 3 green sections. Probability of landing on red?
Answer: 5⁄12