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Lintel · Grades 5–7 Keystones #1 11 June 2021
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Keystones — Lintel

Five GCSE retrieval questions · 11 June 2021 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 992 + 684

    Answer: 1676
  2. 2. Algebra

    Solve: x5 = 4

    Answer: x = 20
  3. 3. Geometry

    Adjacent = 28cm, hypotenuse = 37cm. Find the angle

    Answer: 40.8°
  4. 4. Ratio

    Simplify: 18:15:9

    Answer: 6:5:3
  5. 5. Statistics

    Find the range of: -23, -19, 46, -21, 36

    Answer: 69