Keystones — Lintel

Five GCSE retrieval questions · 23 March 2022 · mathsvault.uk/keystones

1. Number

The sum of three consecutive numbers is 111. What are the numbers?

Answer: 36, 37, and 38
2. Algebra

Solve: ^x⁄₅ = 6.2

Answer: x = 31
3. Geometry

Adjacent = 18cm, hypotenuse = 33cm. Find the angle

Answer: 56.9°
4. Ratio

Find 19% of 474

Answer: 90.06
5. Statistics

Find the range of: 0, -13, 43, 24, 9

Answer: 56

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