Keystones — Lintel

Five GCSE retrieval questions · 19 June 2022 · mathsvault.uk/keystones

1. Number

Calculate: 439 + 565

Answer: 439 + 565 = 1004
2. Algebra

Solve: ^x⁄₃ = 13.333333333333

Answer: x = 40
3. Geometry

Opposite = 8cm, adjacent = 9cm. Calculate the angle

Answer: 41.6°
4. Ratio

Find 46% of 455

Answer: 209.3
5. Statistics

Find the range of: -13, -24, -13, 28, -24

Answer: 52

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