Keystones — Lintel

Five GCSE retrieval questions · 2 December 2025 · mathsvault.uk/keystones

1. Number

Add: ⁵⁄₆ + ³⁄₄

Answer: ¹⁹⁄₁₂
2. Algebra

Factorise: 2x² + 4x

Answer: 2x(x + 2)
3. Geometry

Adjacent = 13cm, hypotenuse = 26cm. Find the angle

Answer: 60°
4. Ratio

Simplify the ratio 6m:600cm

Answer: 1:100
5. Statistics

A spinner has 4 red, 4 blue and 6 green sections. Probability of landing on red?

Answer: ²⁄₇

Same five questions for everyone on Lintel on this date. Sets are stored as JSON for reliable print-on-demand — sign in for school-branded PDFs.