Keystones — Capstone

Five GCSE retrieval questions · 12 May 2024 · mathsvault.uk/keystones

1. Number

Calculate: 993 + 642

Answer: 1635
2. Algebra

Solve: ^x⁄₈ = 1.875

Answer: x = 15
3. Geometry

A right triangle has hypotenuse 5cm and one side 3cm. Find its area

Answer: 6cm²
4. Ratio

Simplify the ratio 4m:400cm

Answer: 1:100
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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