Keystones — Lintel

Five GCSE retrieval questions · 1 November 2024 · mathsvault.uk/keystones

1. Number

What is the missing number: 69 + ? = 125

Answer: 56
2. Algebra

Factorise: 3x² + 9x

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

Adjacent = 24cm, hypotenuse = 35cm. Find the angle

Answer: 46.7°
4. Ratio

Simplify: 10:8:12

Answer: 5:4:6
5. Statistics

A spinner has 3 red, 5 blue and 2 green sections. Probability of landing on red?

Answer: ³⁄₁₀

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.