Keystones — Lintel
Five GCSE retrieval questions · 17 May 2026 · mathsvault.uk/keystones
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1. Number
Simplify: x5 × x3
Answer: x8 -
2. Algebra
Factorise fully: 24x² + 28x
Answer: 4x(6x + 7) -
3. Geometry
Adjacent = 12cm, hypotenuse = 18cm. Find the angle
Answer: 48.2° -
4. Ratio
Find 33% of 295
Answer: 97.35 -
5. Statistics
A spinner has 5 red, 3 blue and 3 green sections. Probability of landing on red?
Answer: 5⁄11