Keystones — Capstone
Five GCSE retrieval questions · 17 April 2025 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 102. What are the numbers?
Answer: 33, 34, and 35 -
2. Algebra
Simplify: 6x - 3x + 9y - 5y
Answer: 3x + 4y -
3. Geometry
Adjacent = 23cm, hypotenuse = 39cm. Find the angle
Answer: 53.9° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
A spinner has 3 red, 3 blue and 2 green sections. Probability of landing on red?
Answer: 3⁄8