Keystones — Capstone
Five GCSE retrieval questions · 29 May 2025 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 147. What are the numbers?
Answer: 48, 49, and 50 -
2. Algebra
Simplify: 8x - 2x + 7y - 2y
Answer: 6x + 5y -
3. Geometry
Adjacent = 21cm, hypotenuse = 41cm. Find the angle
Answer: 59.2° -
4. Ratio
Simplify the ratio 6m:600cm
Answer: 1:100 -
5. Statistics
A spinner has 5 red, 2 blue and 4 green sections. Probability of landing on red?
Answer: 5⁄11