Keystones — Lintel
Five GCSE retrieval questions · 3 March 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 992 + 534
Answer: 1526 -
2. Algebra
Solve: 9x = 45
Answer: x = 5 -
3. Geometry
Opposite = 11cm, adjacent = 11cm. Calculate the angle
Answer: 45° -
4. Ratio
Calculate 16.1% of 842
Answer: 135.56 -
5. Statistics
A spinner has 3 red, 4 blue and 3 green sections. Probability of landing on red?
Answer: 3⁄10