Keystones — Capstone

Five GCSE retrieval questions · 9 June 2024 · mathsvault.uk/keystones

1. Number

Simplify: √8 + √18

Answer: 2√2 + 3√2 = 5√2
2. Algebra

Solve: ^x⁄₄ = 9.75

Answer: x = 39
3. Geometry

Adjacent = 25cm, hypotenuse = 39cm. Find the angle

Answer: 50.1°
4. Ratio

Simplify the ratio 5m:500cm

Answer: 1:100
5. Statistics

A spinner has 3 red, 2 blue and 2 green sections. Probability of landing on red?

Answer: ³⁄₇

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.