Keystones — Capstone
Five GCSE retrieval questions · 3 June 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 996 + 606
Answer: 1602 -
2. Algebra
Solve: x⁄7 = 5.7142857142857
Answer: x = 40 -
3. Geometry
Adjacent = 19cm, hypotenuse = 31cm. Find the angle
Answer: 52.2° -
4. Ratio
Simplify the ratio 5m:500cm
Answer: 1:100 -
5. Statistics
The mean of 4 numbers is 28. If 3 of them are 30, 28, 17, what is the missing number?
Answer: 37