Keystones — Capstone
Five GCSE retrieval questions · 28 May 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 992 + 590
Answer: 1582 -
2. Algebra
Solve: x⁄6 = 6.5
Answer: x = 39 -
3. Geometry
Adjacent = 12cm, hypotenuse = 25cm. Find the angle
Answer: 61.3° -
4. Ratio
Simplify the ratio 5m:500cm
Answer: 1:100 -
5. Statistics
The mean of 4 numbers is 32. If 3 of them are 35, 41, 26, what is the missing number?
Answer: 26