Keystones — Capstone

Five GCSE retrieval questions · 12 June 2025 · mathsvault.uk/keystones

1. Number

If x⁴ = 625, what is x?

Answer: 5
2. Algebra

Solve: ^x⁄₆ = 6.6666666666667

Answer: x = 40
3. Geometry

Adjacent = 28cm, hypotenuse = 35cm. Find the angle

Answer: 36.9°
4. Ratio

Simplify the ratio 5m:500cm

Answer: 1:100
5. Statistics

A spinner has 5 red, 5 blue and 4 green sections. Probability of landing on red?

Answer: ⁵⁄₁₄

Same five questions for everyone on Capstone on this date. Sets are stored as JSON for reliable print-on-demand — sign in for school-branded PDFs.