Keystones — Lintel

Five GCSE retrieval questions · 3 September 2023 · mathsvault.uk/keystones

1. Number

The sum of three consecutive numbers is 108. What are the numbers?

Answer: 35, 36, and 37
2. Algebra

Solve: ^x⁄₇ = 4.1428571428571

Answer: x = 29
3. Geometry

Opposite = 13cm, adjacent = 9cm. Calculate the angle

Answer: 55.3°
4. Ratio

Find 29% of 336

Answer: 97.44
5. Statistics

Find the range of: -10, 1, -10, 24, 13

Answer: 34

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