Keystones — Lintel

Five GCSE retrieval questions · 10 June 2023 · mathsvault.uk/keystones

1. Number

Add: ²⁄₃ + ²⁄₆

Answer: ¹⁄₁
2. Algebra

What is the next term? 3, 12, 48, 192, ...

Answer: 768
3. Geometry

Adjacent = 24cm, hypotenuse = 31cm. Find the angle

Answer: 39.3°
4. Ratio

Calculate 37.8% of 801

Answer: 302.78
5. Statistics

Find the range of: 45, 18, -4, 2, -13

Answer: 58

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