Keystones — Capstone

Five GCSE retrieval questions · 23 December 2022 · mathsvault.uk/keystones

1. Number

Calculate: 991 + 774

Answer: 1765
2. Algebra

Solve: ^x⁄₂ = 13.5

Answer: x = 27
3. Geometry

Adjacent = 24cm, hypotenuse = 37cm. Find the angle

Answer: 49.6°
4. Ratio

Simplify the ratio 5m:500cm

Answer: 1:100
5. Statistics

A spinner has 2 red, 6 blue and 4 green sections. Probability of landing on red?

Answer: ¹⁄₆

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