Keystones — Capstone
Five GCSE retrieval questions · 16 June 2025 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 96. What are the numbers?
Answer: 31, 32, and 33 -
2. Algebra
Simplify: 10x - 8x + 9y - 7y
Answer: 2x + 2y -
3. Geometry
Adjacent = 19cm, hypotenuse = 30cm. Find the angle
Answer: 50.7° -
4. Ratio
Simplify the ratio 8m:800cm
Answer: 1:100 -
5. Statistics
A spinner has 4 red, 4 blue and 4 green sections. Probability of landing on red?
Answer: 1⁄3