Keystones — Lintel

Five GCSE retrieval questions · 10 July 2025 · mathsvault.uk/keystones

1. Number

Calculate: 991 + 621

Answer: 1612
2. Algebra

Solve: 3x = 21

Answer: x = 7
3. Geometry

Adjacent = 24cm, hypotenuse = 42cm. Find the angle

Answer: 55.2°
4. Ratio

Simplify: 6:15:6

Answer: 2:5:2
5. Statistics

A spinner has 4 red, 5 blue and 5 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.