Keystones — Capstone
Five GCSE retrieval questions · 11 May 2025 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 141. What are the numbers?
Answer: 46, 47, and 48 -
2. Algebra
Simplify: 10x - 5x + 5y - 3y
Answer: 5x + 2y -
3. Geometry
Adjacent = 26cm, hypotenuse = 45cm. Find the angle
Answer: 54.7° -
4. Ratio
Calculate 39.7% of 640
Answer: 254.08 -
5. Statistics
A spinner has 3 red, 6 blue and 6 green sections. Probability of landing on red?
Answer: 1⁄5