Keystones — Lintel

Five GCSE retrieval questions · 2 February 2023 · mathsvault.uk/keystones

1. Number

What is the missing number: 63 + ? = 143

Answer: 80
2. Algebra

Solve: ^x⁄₆ = 2

Answer: x = 12
3. Geometry

Opposite = 18cm, adjacent = 10cm. Calculate the angle

Answer: 60.9°
4. Ratio

Simplify the ratio 8m:800cm

Answer: 1:100
5. Statistics

A spinner has 5 red, 6 blue and 2 green sections. Probability of landing on red?

Answer: ⁵⁄₁₃

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