Keystones — Cornerstone

Five GCSE retrieval questions · 16 November 2025 · mathsvault.uk/keystones

1. Number

69000

Answer: 6.9 × 10⁴
2. Algebra

Solve: x + 9 = 28

Answer: x = 19
3. Geometry

Opposite = 13cm, adjacent = 9cm. Calculate the angle

Answer: 55.3°
4. Ratio

Find 34% of 334

Answer: 113.56
5. Statistics

Find the range of: 35, 35, 31, 15, 43

Answer: 28

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