Keystones — Lintel

Five GCSE retrieval questions · 3 November 2024 · mathsvault.uk/keystones

1. Number

What is the missing number: 41 + ? = 189

Answer: 148
2. Algebra

Solve: ^x⁄₃ = 11.333333333333

Answer: x = 34
3. Geometry

Adjacent = 22cm, hypotenuse = 40cm. Find the angle

Answer: 56.6°
4. Ratio

Find 47% of 400

Answer: 188
5. Statistics

Calculate the mean of: 34, 49, 6, 30, 18, 40, 48

Answer: 32.1

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