Keystones — Lintel

Five GCSE retrieval questions · 4 December 2024 · mathsvault.uk/keystones

1. Number

What is the missing number: 94 + ? = 173

Answer: 79
2. Algebra

Solve: ^x⁄₇ = 5.5714285714286

Answer: x = 39
3. Geometry

Calculate the hypotenuse when a = 12cm and b = 6cm

Answer: 13.42cm
4. Ratio

Find 26% of 362

Answer: 94.12
5. Statistics

Find the range of: -18, 33, 26, 29, 2

Answer: 51

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