Keystones — Cornerstone

Five GCSE retrieval questions · 16 March 2022 · mathsvault.uk/keystones

1. Number

Calculate: ⁵⁄₁₂ + ⁵⁄₁₂

Answer: ⁵⁄₆
2. Algebra

Solve: x + 7 = 15

Answer: x = 8
3. Geometry

Opposite = 16cm, adjacent = 16cm. Calculate the angle

Answer: 45°
4. Ratio

Simplify: 20:24:24

Answer: 5:6:6
5. Statistics

What is the probability of rolling a 3 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.