Keystones — Lintel

Five GCSE retrieval questions · 8 December 2023 · mathsvault.uk/keystones

1. Number

Calculate: 995 + 510

Answer: 1505
2. Algebra

Factorise: 2x² + 2x

Answer: 2x(x + 1)
3. Geometry

Adjacent = 30cm, hypotenuse = 39cm. Find the angle

Answer: 39.7°
4. Ratio

Simplify: 20:12:24

Answer: 5:3:6
5. Statistics

A spinner has 4 red, 6 blue and 2 green sections. Probability of landing on red?

Answer: ¹⁄₃

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.