Keystones — Capstone

Five GCSE retrieval questions · 18 January 2022 · mathsvault.uk/keystones

1. Number

Calculate: 995 + 876

Answer: 1871
2. Algebra

Solve: ^x⁄₂ = 8.5

Answer: x = 17
3. Geometry

Adjacent = 23cm, hypotenuse = 41cm. Find the angle

Answer: 55.9°
4. Ratio

Calculate 22.8% of 412

Answer: 93.94
5. Statistics

A spinner has 3 red, 4 blue and 5 green sections. Probability of landing on red?

Answer: ¹⁄₄

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