Keystones — Cornerstone

Five GCSE retrieval questions · 6 February 2023 · mathsvault.uk/keystones

1. Number

Calculate: 63 + 35

Answer: 63 + 35 = 98
2. Algebra

Solve: 5x + 4 = 4x + 7

Answer: x = 3
3. Geometry

Opposite = 20cm, adjacent = 15cm. Calculate the angle

Answer: 53.1°
4. Ratio

Find 33% of 314

Answer: 103.62
5. Statistics

What is the probability of rolling a 2 on a fair die?

Answer: ¹⁄₆

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.