Keystones — Lintel

Five GCSE retrieval questions · 17 June 2024 · mathsvault.uk/keystones

1. Number

Find the total of 281, 174, and 127

Answer: 582
2. Algebra

Solve: ^x⁄₆ = 2.1666666666667

Answer: x = 13
3. Geometry

Adjacent = 17cm, hypotenuse = 26cm. Find the angle

Answer: 49.2°
4. Ratio

Find 26% of 478

Answer: 124.28
5. Statistics

A bag has 6 red and 7 blue balls. What is the probability of picking a red ball?

Answer: ⁶⁄₁₃

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