Keystones — Lintel

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

1. Number

Calculate: 8 + (-13) + (2)

Answer: -3
2. Algebra

Solve: ^x⁄₃ = 5.6666666666667

Answer: x = 17
3. Geometry

Adjacent = 20cm, hypotenuse = 26cm. Find the angle

Answer: 39.7°
4. Ratio

Calculate 11.8% of 459

Answer: 54.16
5. Statistics

Find the range of: 38, 2, -21, -12, 16

Answer: 59

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.