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Lintel · Grades 5–7 Keystones #1 2 January 2023
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Keystones — Lintel

Five GCSE retrieval questions · 2 January 2023 · mathsvault.uk/keystones

  1. 1. Number

    What is the missing number: 84 + ? = 143

    Answer: 59
  2. 2. Algebra

    Solve: x2 = 16

    Answer: x = 32
  3. 3. Geometry

    Find the distance between (-3, -3) and (8, 5)

    Answer: 13.6
  4. 4. Ratio

    Simplify: 9:15:18

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

    Find the range of: 9, -24, 32, 28, 17

    Answer: 56