Keystones — Lintel
Five GCSE retrieval questions · 16 January 2026 · mathsvault.uk/keystones
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1. Number
Find the total of 144, 279, and 52
Answer: 475 -
2. Algebra
Solve: x⁄3 = 12.333333333333
Answer: x = 37 -
3. Geometry
A circle has area 201.cm². Find its radius (dp)
Answer: 8cm -
4. Ratio
Simplify the ratio 6m:600cm
Answer: 1:100 -
5. Statistics
A spinner has 6 red, 4 blue and 2 green sections. Probability of landing on red?
Answer: 1⁄2