Keystones — Cornerstone

Five GCSE retrieval questions · 29 July 2022 · mathsvault.uk/keystones

1. Number

360000

Answer: 3.6 × 10⁵
2. Algebra

Solve: x + 12 = 24

Answer: x = 12
3. Geometry

Opposite = 13cm, hypotenuse = 15cm. Find the angle

Answer: 60° (approximately)
4. Ratio

Find 33% of 187

Answer: 61.71
5. Statistics

Find the range of: 30, 31, 19, 10, 28

Answer: 21

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.