Keystones — Cornerstone

Five GCSE retrieval questions · 5 December 2024 · mathsvault.uk/keystones

1. Number

Calculate: 31 + 45

Answer: 31 + 45 = 76
2. Algebra

Collect like terms: 8x + 2y + 7x + 7y

Answer: 15x + 9y
3. Geometry

Opposite = 14cm, adjacent = 15cm. Calculate the angle

Answer: 43°
4. Ratio

Find 28% of 392

Answer: 109.76
5. Statistics

What is the probability of getting heads when flipping a fair coin?

Answer: ¹⁄₂

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.