Keystones — Cornerstone

Five GCSE retrieval questions · 6 June 2024 · mathsvault.uk/keystones

1. Number

34000000

Answer: 3.4 × 10⁷
2. Algebra

Solve: x + 8 = 25

Answer: x = 17
3. Geometry

Opposite = 10cm, hypotenuse = 11.5cm. Find the angle

Answer: 60° (approximately)
4. Ratio

Calculate 50% of 97

Answer: 48.5
5. Statistics

Calculate the mean of: 19, 35, 9, 24, 23, 28, 9, 5

Answer: 19

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.